The pattern of the new wallpaper in Kathleen’s bedroom is made of regular heptagons. Each heptagon can be decomposed into congruent triangles. What is the area of fabric in one heptagon?

Answers

Answer 1

Answer:

the given statement is true.

Explanation:


Related Questions

Arnold has a contract to design hospital which factors should he incorporate into the design of the building?

Answers

Answer:

first one is (a) next one is (b)

Explanation:

Write a code about Sum of Natural Numbers using loop in c++

Answers

Answer:

Sum of Natural Numbers using loop #include <iostream> using namespace std; int main() { int n, sum = 0; cout << "Enter a positive integer: "; cin >> n; for (int i = 1; i <= n; ++i) { sum += i; } cout << "Sum = " << sum; return 0; } Output. Enter a positive integer: 50 Sum = 1275

Explanation:

elements of parallel computing

Answers

[tex]\huge{\orange}\fcolorbox{purple}{cyan}{\bf{\underline{\green{\color{pink}Answer}}}} [/tex]

Elements of parallel computing:

Computer systems organization. Computing methodologies. General and reference. Networks. Software and its engineering.Theory of computation.

A shaft encoder is mounted on a 50 mm radius tracking wheel to monitor linear displacement. If the encoder produces 400 pulses per revolution. What is the linear displacement in mm per pulse?

Answers

The linear displacement in mm per pulse is gotten as; 254.64 mm per pulse

How to Calculate Linear Displacement?

Circumference of a circle is;

C = 2πr

We have;

Radius; r = 50 mm = 0.05 m

Thus;

C = 2π * 0.05

C = 0.3142 m

Angular displacement = 0.2/0.3412

Angular displacement = 0.6366

Formula for linear displacement is;

Linear Displacement = angular displacement * number of pulses per revolution

Linear Displacement = 0.6366 × 400

Linear displacement = 254.64 mm per pulse

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Discuss the microstrucral transformation of eutectic reaction, hypo-eutecticand hyper eutectic. Including temperature, reactions and microstrucral development/phases(draw diagrams)​

Answers

Answer:

how will i draw diagram

Explanation:

Answer:

At eutectic there are 3phases present.

Explanation:

Drawdown at a 0. 20-m diameter well, which has been pumping at a rate of 1,000 m3/day for a long enough time that steady-state conditions have been reached, is determined to be 0. 70 m. The aquifer is 10. 0 m thick. An observation well located 10 m away has been drawn down by 0. 20 m. Determine the hydraulic conductivity of the aquifer

Answers

Answer:the aquifer’s hydraulic conductivity  is K = 10.039 m/day

transmissivity T = 331.287 m/day

the drawdown 100 m away from the well is s = 1.452 m

Explanation:Given that :

The  constant pumps rate Q = 2000 m³/day

R₁ =160 m     →    H₁  = 249 m

R₂ = 453 m    →    H₂ = 250 m

The  confined aquifer B is 33 m thick

The hydraulic conductivity K =

K =

K =

K = 10.039 m/day

Transmissivity T = K × B

T = 10.039×33

T = 331.287 m/day

TO find the drawdown 100 m away from the well; we have:

K =

H₃ = 248.548 m

Drawdown (s) = H₂ - H₃

s = (250 -  248.548)m

s = 1.452 m

The figure shows the region of integration for the integral.

Rewrite this integral as an equivalent iterated integral in the five other orders. Assume y(x) = 5 − x and z(x) = 25 − x2.

Answers

Answer:

first one is (a) next one is (b)

Explanation:

In addition to science courses like physics and chemistry, what other types of courses are becoming increasingly relevant to space science careers?


history


computer science


religious studies


civil engineering

Answers

Computer science and Civil engineering


What is Space science?

Space science is the study of the area beyond the earth’s atmosphere. Computer science cuts across most disciplines as computers is useful almost all areas. Civil engineering is a broad engineering discipline studying necessities of continuous human existence. The study is not directly involved to space science but gives fundamental knowledge that will be useful to space scientists The knowledge of civil engineering will help in determining the possibility of human survival in space

Safety nets must absorb the force of a 400 this is referred to as.

Answers

Force of a “400” what? Let’s assume it is pounds. If a 400 pound of something drops onto the safety net, it is referred as a “Drop Test”.

Answer: Drop Test

If you are exposed to potentially infectious material via a sharps injury, what should you do immediately?
select the best option.

get the blood tested before washing it away.


report the injury.


wash the area with soap and water.


blot the area with a dry tissue.

Answers

Answer:

Soap and water

Explanation:

   then report the injury....

On the suction side of a pump, a Bourdon pressure gage reads 40 kPa vacuum. What is the corresponding absolute pressure if the local atmospheric pressure is 100 kPa (abs)

Answers

The corresponding absolute pressure if the local atmospheric pressure is 100 kPa (abs) is 60 PKA.

What is an atmospheric strain?

An atmospheric (atm) is a unit of size identical to the common air stress at sea stage at a temperature of 15 levels Celsius (fifty-nine levels Fahrenheit). One ecosystem is 1,013 millibars or 760 millimeters (29. ninety-two inches) of mercury. Atmospheric stress drops as altitude increases.

Atmospheric pressure absolute - absolute pressure = vacuum pressure.Atm p - abs p = vacc p.100 - abs= 40 .60 pkA.

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what is an example of continuous delivery?

Answers

Answe:updating software automatically on a mobile phone

Explanation:updating software automatically on a mobile phone let the developers can tackle different situations before delivering anything to the customer

The __________ is normally inspected when high-side pressures are too high and the system is not cooling well.

Answers

The condenser is normally inspected when the high-side pressures are too high in a refrigerator etc.

What is a Condenser?

This is defined as a device which reduces a gas or vapour to a liquid and is normally inspected when the high-side pressures are too high.

When this occurs , it therefore means the system is not cooling well which could damage other parts.

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Discuss the microstrucral transformation of eutectic reaction, hypo-eutecticand hyper eutectic. Including temperature, reactions and microstrucral development/phases(draw diagrams)​

Answers

Answer:

where do i draw

Explanation:

4 Select the correct answer. A brand selling home appliances conducts a customer survey. The following table indicates the results of the survey. What percent of people are satisfied with the company and are likely to be loyal to the brand? OA 9% B. 12% О с. 14% OD. 45% О Е. 60%​

Answers

E- would be your correct answer
It is the answer E like the person said above!

Which type of astm c150 standard portland cement is best suited for a concrete where minimal total heat evolution and minimal rate of heat evolution is a requirement, so that polymeric conduit running through the concrete is at low risk of enduring thermal expansion stresses or - worse - softening or creeping as the surrounding concrete hardens? group of answer choices

Answers

IV is the answer to your question…

A 90° elbow in a horizontal pipe is used to direct water flow upward at a rate of 45 kg/s. Another identical elbow is attached to the existing elbow such that the water flow makes a U-turn as shown in the second figure. The diameter of the entire elbow is 10 cm. The elbow discharges water into the atmosphere, and thus the pressure at the exit is the local atmospheric pressure. The elevation difference between the centers of the exit and the inlet of the elbow is 50 cm. The weight of the elbow and the water in it is considered to be negligible. Take the momentum-flux correction factor to be 1.03 at both the inlet and the outlet. Take the density of water to be 1000 kg/m3.

Answers

When a liquid flows in a horizontal pipe, the force component in horizontal direction is 650 N.

What is force?

The force which acts on the liquid depends upon the density of fluid, it volume and acceleration due to gravity.

Given, mass flow rate m = 45 kg/s, D1 =D2 =10cm, density ρ =1000 kg/m³ and momentum flux correction factor is K =1.03.

Using the Bernoulli's theorem, we have

P1/ρg +V1²/2g +z1 =P2/ρg +V2²/2g +z2

P1/ ρg =z2 - z1  = 0.5 m

P1 = 4.905kPa

The force in horizontal direction is

Fx = P1A1 +ρQ(V1 - V2cosθ) x K

here θ =180°

ρAV1 =m =45

1000 x π/4x (0.1)² x V1 =45

V1 = 5.732 m/s

Fx =(4.905 x π/4 x 0.1²) x 10³ + 42 x 5.732 x 2

Fx = 650N

Thus, the force component in horizontal direction is 650N.

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contrast moral and immoral creativity and innovation

Answers

Moral creativity and innovation are based on original discoveries,  whereas immoral innovation is based on unscrupulous actions.

What is innovation?

Innovation refers to the practices aimed at developing new products and services for the well-being of society.

Moral innovation is an expression generally used to describe technological advancements based on intellectual property rights.

In conclusion, moral creativity and innovation are based on original discoveries,  whereas immoral innovation is based on unscrupulous actions.

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An overload is the same as a short or ground fault

Answers

One of the major difference between the short circuit and the overload is that the short circuit occurs because of the fault between the lines or line-to-earth whereas the overload means the equipment draw the excess of current from the supply

Casein, a dairy product used in making cheese, contains 25% moisture when wet. A dairy sells this product for $40/100 kg. If requested, they will dry the casein to 12% moisture. The drying costs are $5/100 kg of water removed. Assume that that the dairy has 1000 kg of the original product (wet casein) that will be dried to 12% moisture and then sold. How much dried casein is produced (in kg)?

The answer is 852 (with margin 1). Why is it?

Answers

Based on the percent moisture content of the dried product, the mass of dried casein produced os 852.3 kg.

What is the mass of casein in wet casein?

The mass of casein in 1000 Kg of wet casein is 75% 1000 kg = 750 Kg

Mass of water 250 kg

The mass of casein is constant while the moisture content can be changed.

At 12% moisture content;

750 kg = 88%%

100 % = 100 ×750/88 = 852.27 kg

Therefore, the mass of dried casein produced os 852.3 kg.

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The ________ is considered the normal operating control of an air conditioner, according to the Standards of Practice. thermostat electrical breaker at the panel compressor override switch pressure valve of the refrigerant

Answers

Answer:

Thermostat

Explanation:

The thermostat is considered the normal operating control of an air conditioner, according to the Standards of Practice.

Linkage-style clutch control systems use a system of _______ between the clutch pedal and the clutch fork.

Answers

Linkage-style clutch control systems use a system of levers, cables, and rods between the clutch pedal and the clutch fork.

What is a clutch?

A clutch can be defined as a mechanical device that is designed and developed to play the role of engaging and disengaging power transmission in the input shaft, so that the speed of input shaft can be changed as necessary.

In Mechanical engineering, linkage-style clutch control systems can use a system of levers, cables, and rods between the clutch pedal and the clutch fork.

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How long do graduate degrees typically take (per degree)?


1-2 years


3-6 years


5-7 years


7-10 years

Answers

The time taken typically for completing  gradate degree is 3-6 years.

What is a graduate degree?

The graduate degree is the advanced level of academics after 12th standard. It depots advanced academic degree that is beneficial for students to brush-up their learnings of under graduation.

The time taken may vary degree to degree but it limits from 3 years until 6 years.

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Write a Person class with a constructor that accepts the following details:
1. First name
2. Middle name
3. Last name
4. Date of birth (entered in this pattern 22-02-2000)
5. Gender (male, female)
6. Identity number (private attribute)
7. Mobile number (if any)
Provide a method getAge that calculates the persons' age from his date of birth.
If the user provided his mobile number you have to check if it is a valid number with the pattern 999-
999-9999 if not, show him an error message and do not save the number Provide a method getAge that calculates the persons' age from his date of birth.
If the user provided his mobile number you have to check if it is a valid number with the pattern 999-
999-9999 if not, show him an error message and do not save the numberWrite two classes called Student and College that represents a student and a college in a university. College class: - The constructor of the College class should accept the name of the college and the capacity, and you have to generate a shortcut of the name by taking the first character of each word in the name (e.g., Information Technology becomes IT). - Provide a method called updateTotalStudents that increments the total number of students at this college. You have to check if the total number is in the range of the capacity, if not you have to present a suitable message for the student and let him/her choose another college. You can set the capacity as 3 students for testing purposes. - Provide a method called getInfo that prints the information about specific college in a wellorganized appearance.​

Answers

The person class is an illustration of constructors;

In computer programs, constructors are automatically called when the object of a class is created

The program in C++

The class and the constructor program written in C++ programming language is as follows:

int main(){

   string fname, lname,dob,idno,mobileno;

   cin>>lname; cin>>fname; cin>>dob;  cin>>idno; cin>>mobileno;

Person c(fname,lname,dob,idno,mobileno);

if(mobileno.length() == 12){

    if(mobileno[3] == '-' && mobileno[7] == '-'){

        cout << "Name: " << c.getfname() << " " << c.getlname() << endl

 << "Date of birth: " << c.getdob() << endl

 << "ID number: " << c.getid() << endl

 << "Mobile: " << c.getmobile() << endl

 << "Age: "<< getAge(dob)<<endl;

 ;

    }

}

The complete program is added as an attachment

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Consider the function f(n) = n

2 + 1000n, and do the following:

a) Prove that f(n) = O(n

3

) by finding a c0 and n0 such that f(n) ≤ c0 · n

3

for n > n0.

b) Prove that f(n) = O(n

2

) by finding a c1 and n1 such that f(n) ≤ c1 · n

2

for n > n1.

c) Prove that f(n) = Ω(n

2

) by finding a c2 and n2 such that f(n) ≥ c2 · n

2

for n > n2.

d) Prove that f(n) = Θ(n

2

) by finding a c3, c



3

, and n3 such that c3 · n

2 ≤ f(n) ≤ c



3

· n

2

for n > n3

Answers

get off this

Explanation:

A binomial probability experiment is conducted with the given parameters. n=12, p=0.45, x<4 compute the probability of x success in the n independent trials of the experiment
a binomial probability experiment is conducted with the given parameters compute the probability of X successes in the n independent trials with experiment

Answers

Answer:0.1088 or 10.88%

Step-by-step

q = 1 - 0.35 = 0.65

P(X=2) = 12C2 × (0.35)² × (0.65)¹⁰

= 0.1088

Explanation:

What is the minimum level of isolation required on T2 such that T2 never sees a value of zero in its output

Answers

Answer:

The speed is minimum at  t = 4 seconds.

The position function of a particle is given by

                     

The velocity is given as,

       

Speed is computed as,

 

Differentiate above expression and equate to zero.

Thus, speed is minimum at  t = 4 seconds.

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Explanation:

An 8cm water jet with a velocity of 25m/s impinges on a single vane in same direction at a velocity of 20m/s. If β2 = 160o and friction losses over the vane are such that v2 = 0.8v1, calculate the force exerted by water on the vane, and its direction.

Answers

a. An 8cm water jet with a velocity of 25m/s impinges on a single vane in same direction at a velocity of 20m/s. If B2 = 1600 and friction losses over the vane are such that v2 = 0.8v1, calculate the force exerted by water on the vane, and its direction. (14 Marks) b. A closed vertical cylinder 400mm in diameter and 500mm high is filled with oil of relative density 0.9 to a depth of 340 mm, the remaining volume containing air at atmospheric pressure. The cylinder is rotated around its vertical axis at such a speed that oil just begins to uncover the base. Calculate the speed of rotation for this condition. (8 Marks) c. A point A on the free surface of a free vortex is at radius 250 mm and height 180mm above datum. If a free surface at a distance from the axis of the vortex, which is sufficient for its effects to be negligible, is 220mm above datum, calculate the height above datum of a point B on the free surface

Engine measurement is being discussed. technician a says the bore is the distance the piston moves within the cylinder. technician b says the stroke is the diameter of the cylinder. who is correct?

Answers

Answer:

Bore is the diameter of the cylinder.

Explanation:

Stroke is the distance the piston moves up and down in the cylinder.

i wouldn't listen to technician A anymore.

I need a description of a train station. Urgent. Thanks a lot

Answers

Answer:

The entire place was dark and cold as the train whooshed by. This place was nothing like Platform 9 and 3/4. The rain was loud on the roof of the station, but you could still hear the faint noises of a violin. "20 pence for requests" read a sign from a man who's just trying to get by.

Explanation:

hope this helps:)

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Which three of the following are wars the United States fought in the 20th century?Korean WarWorld War IIVietnam WarCivil WarMexican War The answer is Korean War, World War II, Vietnam War! Ayer t quisiste _______ a Granada por el da. el punto de referencia ir de turismo la postal mirar las estrellas Write your answer as a power. If a car drives 10 miles NE and then due East for 10 minutes traveling 8miles. What is the car's distance traveled?O 28 milesO O milesO 18 milesO 12.8 miles pls write the answer in the ISLAMIC WAY. and if u don't know just search and write it in your own wordsWrite a paragraph about an imaginary situation when you got disappointed about something. How did you handle the situation? In addition, why? Write your answer. which phrase represents this expression? (30 - 10) 5 what opportunity did many colonial countries have world war 2 Write the quotient in repeated multiplication form. Then write the quotient as a power.[tex]\frac{m^{10} }{m^{5} }[/tex]The quotient as repeated multiplication is The quotient as a power is Every person at a party of Eighty-Nine people said hello to each of the other people at the party once. How many "hellos" were said at the party? a 1 Mrs. Erskine spent $40.50 for a pair of shoes, $56.95 for jeans, and $25.75 for a shirt. Which of the following shows two equivalent expressions, using the associative property of addition, that can be used to find the amount Mrs. Erskine spent? A (40.50 + 56.95) + 25.75; 25.75 + (40.50 + 56.95) B 40.50 +(56.95 + 25.75); (40.50+ 56.95) + 25.75 C 40.50 + (56.95 + 25.75); (40.50. 56.95) + (40.50 .25.75) D (40.50 +56.95) + 25.75; (40.50 + 56.95 +25.75) 1 o Question Number 2 of 20 - Algebra IWhich is an example of the commutative property of addition?3+5m=5m+33+5m=(3+5)m3+ 5m= 3 + (1 + 4)m 3+5m=3m+5 Net ionic equation for Calcium hydroxide reacting with ammonium Chloride? Please, I need help. This assignment is due in 20 minsMark spends 9 minutes walking to school and 9 minutes walking home each day. By the end of the school week (5 days), how many hours has Mark spent traveling between home and school? help pls and ty :D !! how many minutes have it been if the start time is 5:30 p.m. and the end time is 5:49 Help please!! Thank you. (Please answer quick!)Select ALL correct answers about "The Arms Race" Question 7 options:a) It was a competition between countries to acquire/get the most powerful weapons. b) The two competing sides were the United States and Japan. c) During the "arms race", people were afraid a nuclear bomb might be launched by the Soviet Union, and some people built bomb shelters. d) Because Washington state is on the coast, most people in our state believed the ocean would protect them 15. Which modifier can be used to make a comparison?ainfiniteB. totalC.equalD. large does anyone know the square root of 65 Which of the following sentences includes signal words that suggest a cause- and-effect relationship between two events? A. Darwin proposed that the species we know today are actually descendants of ancient species that are now extinct. B. In addition to studying the adaptations of live animals on his travels, Darwin also studied the fossils that he came across. C. For example, Darwin saw orchids that seemed to have a special shape that would attract only very specific kinds of insects to pollinate the orchids. D. As a result the river eventually carved through the rock, forming a canyon with extremely steep sides.It's D