Triangle DEF has side lengths e=9 and f=13. If the measure of angle D is 41°, what is the length of side d?

• 13.5
• 5.1
• 6.9
• 8.6

Answers

Answer 1

Answer:

8.6

Step-by-step explanation:

Use the law of cosines

[tex]d^{2} = e^{2} + f^{2} -2ef cos D[/tex]

[tex]d^{2} = 9^{2} + 13^{2} - 2(9)(13) cos 41\\ = 81 + 169 - 176.602\\ = 73.3979\\d = \sqrt{73.3979} = 8.6[/tex]


Related Questions

7333.33 to the NEAREST TENTH OF A CUBIC METER *will give brainliest* in a quiz hurry pls

Answers

Answer:

I think its 7330

A document you fill out when applying for a job. It asks for information about your work history, education and personal references

O resume
OW-4
O application
O 1-9 form

Answers

resume
Albdkahskahskahskab

Which of the following graphs represents the solution to the inequality (x−2)−2≥−6 ?

A


B


C


D

Answers

Can u be more specific on the options? Cuz there’s nothing for ABCD.

these problems been confusing me for a while- if you could please help me with the answers that would be amazing.

Answers

Answer:

Angle 1 = 85*

Angle 3 = 85*

Angle 4 = 95*

Angle 5 = 85*

Angle 6 = 95*

Angle 7 = 85*

Angle 8 = 95*

Step-by-step explanation:

Since angle 2 is 95*, angle 4 would be the exact same. Now you add 95+95=190 and subtract that from 360. 360-190=170. Then divide 170 by 2= 85 to get the measurements for 1 and 3.

How many minutes are in 9 1/4 hours

Answers

Answer: 555 minutes

Step-by-step explanation: 60 minutes in an hour, so 9*60 is 540. 1/4 of an hour is 15 minutes (15*4=60) so 540+15=555 minutes

Answer:

Step-by-step explanation:

9.25 * 60 (because there is 60 minutes in one hour)

=555 minutes

how do you write length is twice the width as an expression. ​

Answers

Answer:

width=x

length =2x.....

Answer:

l = 2w

Step-by-step explanation:

note:

l = lenght

w = width

so lenght  is 2 times width is -

l = 2w

please help me with this

Answers

Answer:

Option c

Step-by-step explanation:

A system of equations are given to us. And we need to solve them . The given system is

[tex]\begin{cases} y = 2x - 3\dots 1 \\ y = x^2 - 3\dots 2 \end{cases}[/tex]

We numbered the equations here . Now put the value of equation 1 in equation 2 that is substituting y = 2x - 3 in eq. 2 .

[tex]\implies y = x^2 - 3 \\\\\implies 2x - 3 = x^2 - 3 \\\\\implies x^2 - 2x = 0 \\\\\implies x(x-2) = 0 \\\\\implies\red{ x = 0 , 2 } [/tex]

We got two values of x as 0 & 2 . Alternatively substituting these values we have ,

[tex]\implies y = 2 x - 3 \\\\\implies y = 2(0)-3 \qquad or \qquad y = 2(2)-3 \\\\\implies y = 0-3 \qquad or \qquad 4 - 3 \\\\\implies \red{ y = -3 , 1 } [/tex]

Thefore the required answer is ,

[tex]\red{Option\:c} \begin{cases} (0,-3) \\ (2,1) \end{cases}[/tex]

Answer:

C

Step-by-step explanation:

Given the 2 equations

y = 2x - 3 → (1)

y = x² - 3 → (2)

Substitute y = x² - 3 into (1)

x² - 3 = 2x - 3 ( subtract 2x - 3 from both sides )

x² - 2x = 0 ← factor out x from each term

x(x - 2) = 0

Equate each factor to zero and solve for x

x = 0

x - 2 = 0 ⇒ x = 2

Substitute these values into (1) for corresponding values of y

x = 0 : y = 2(0) - 3 = 0 - 3 = - 3 ⇒ (0, - 3 )

x = 2 : y = 2(2) - 3 = 4 - 3 = 1 ⇒ (2, 1 )

What is the area of the irregular figure?

Answers

Answer:

106 m

Step-by-step explanation:

Brₐinliest plz close to leveling up

Answer:

Pretty sure it 13440

Sorry if its wrong but hope this helps.

Which set of angle measures could form a triangle?
A. 2º, 27°, and 33°
B. 22°, 90°, and 145º
C. 36°, 42°, 102°
D. 55°, 122°, 159°

Answers

Answer: C

Triangle=36+42+102=180

25 Points!!!!!!!!!!!!!!!!!!
A polynomial function h(x) has a leading coefficient of 6 and a constant term of -8. Which of
the following are possible roots of h(x)?

Answers

No it is not 25 it 13 points why would you lie to me

Help me you will get the brain thing

Answers

The correct answer is B
Hope this helps!!

PLISSSSSS HELP..................................

Answers

Answer:

D

Step-by-step explanation:

Please help I’ll make you the brainiest

Answers

Answer:

Jesse is correct

step by step explanation:

Answer:

The best bet would be Jesse.

Step-by-step explanation:

There are already 1,200 gallons of water in a swimming pool. If water is filling the pool at a rate of 30 gallons per minute, which expression indicates the amount of water, in gallons, in the swimming pool after m minutes?

Answers

Answer:

n = 30m + 1,200

Step-by-step explanation:

let n = gallons

m = minutes

There are 30 gallons per minute, so 30 is multiplied by the minutes, and because there are already 1,200 gallons of water, you add 1,200

I need help PLEASE!!!

Answers

Answer:

i hate desmos

Step-by-step explanation:

Please help me in these 2 questions ASAP! Thanks a lot!

Answers

Answer:

see explanation

Step-by-step explanation:

12

The explicit formula for a geometric sequence is

[tex]a_{n}[/tex] = a₁ [tex](r)^{n-1}[/tex]

where a₁ is the first term and r the common ratio

Here a₁ = - 1 and r = [tex]\frac{a_{2} }{a_{1} }[/tex] = [tex]\frac{-5}{-1}[/tex] = 5 , then

[tex]a_{n}[/tex] = - [tex]5^{n-1}[/tex]

13

Using the explicit formula for a geometric sequence

[tex]a_{n}[/tex] = a₁ [tex](r)^{n-1}[/tex]

where a₁ is the first term and r the common ratio

Here a₁ = - 48 and r = [tex]\frac{a_{2} }{a_{1} }[/tex] = [tex]\frac{96}{-48}[/tex] = - 2 , then

a₁₀ = - 48 × [tex](-2)^{9}[/tex] = - 48 × - 512 = 24576

What is the difference 1 1/2 - 3/4 ?

Answers

Answer:

19/4

Step-by-step explanation:

A shopper bought 7 ears of corn and 6 pounds of bananas and paid $5.15. At the same store, another shopper bought 4 ears of corn and 1 pound of bananas and paid $1.85 . What is the price of an ear of corn?


Please help!

Answers

Answer:

$0.70 per ear of corn

Step-by-step explanation:

Let c = Ear of corn

Let b = pound of bananas

First shopper:

7c + 6b = $5.15

Second Shopper:

4c + 1b = $1.85

Solve one equation for b since you are solving for c:

4c + 1b = $1.85

b = $1.85 - 4c

Substitute into other equation:

7c + 6b = $5.15    <---  b = $1.85 - 4c

7c + 6 ($1.85 - 4c) = $5.15

7c + $11.1 - 24c = $5.15

-17c + $11.1 - $11.1 = $5.15 - $11.1

-17c /-17 = -$11.85 /-17

c = $0.70 per ear of corn

Leave a like and mark brainliest if this helped

Find g(x), where g(x) is the translation 3 units up of f(x)=x^2.
Write your answer in the form a(x–h)2+k, where a, h, and k are integers.

Answers

The answer should be in the form of a(x-h)2 + k.

explanation:

Since we are not translating up or down, the k value is 0. We will not be adding any values to the outputs of the original equation here. a will equal 1 since no stretches are occurring. So we are left with the h value.

f(x) = x2 is given.

g(x) = a horizontal translation of 3 units left. This means that the h value is -3, because in order to move left, you need to take 3 away from all x values (inputs). So the point (2,4) on f(x) would become (-1,4) on g(x).

How do we write this?

g(x) = f(x-h) where h = -3.

So this is g(x) = f(x - (-3)) = f(x+3)

g(x) = (x+3)2

Hope it helps!

The value of function g (x) will be;

⇒ g (x) = (x- 0)² + 3

What is Translation?

A transformation that occurs when a figure is moved from one location to another location without changing its size or shape is called translation.

Given that;

The function g(x) is the translation 3 units up of f(x) = x².

Now,

Since, The function is,

⇒ f (x) = x²

And, The function g(x) is the translation 3 units up of f(x) = x².

So, The function g (x) is defined as;

⇒ g (x) = x² + 3

⇒ g (x) = (x- 0)² + 3

Thus, The value of function g (x) will be;

⇒ g (x) = (x- 0)² + 3

Learn more about the translation visit:

https://brainly.com/question/1046778

#SPJ2

WHAT IS 1+1 pls help

Answers

Answer:

2.0

Step-by-step explanation:

Someone help and PLZ make sure it’s RIGHT

Answers

Answer:

11.6 mi

Step-by-step explanation:

9.3^2+6.9^2 = 134.1

sqrt134.1 = approx 11.6

Answer:

c= 11.6 mi

Step-by-step explanation:

c =√(a²+b²)= √(9.3²+6.9²)= 11.6mi

Will mark brainliest

Answers

Answer:

w= 2ft

Step-by-step explanation:

Length x Width x height

In his case, Kyle:

12=2x3xw

so, 12=6w

divide both sides by six

w=2 ft

In short the answer is 2ft ; )

ANSWER PLEASE! 25 POINTS!! Dad says to pick a number from 1 to 100, and the
closest guess to his number can pick the ride.
One son picks 50, and the other son picks 51. If
the daughter picks 52, what is the probability
that she is closest?

Answers

1/3 because there are 3 people and only one correct answer

Please help.
Is algebra.
PLEASE HELP NO LINKS OR FILES.
I don't want links.

Answers

Answer:

question 12 is answer B

question 13 is -8x^3

Step-by-step explanation:

exponent rule [tex]\frac{a^m}{a^n} = a^(^m^-^n^)[/tex]

.........help.......me.......please

Answers

Answer:

x = 17

Step-by-step explanation:

x + 73 = 90

x = 90 - 73

x = 17

The answer is 17 hope this helps

PLEASE HELP ME THANK YOU IF YOU DO ❤️

Answers

Step-by-step explanation:

Here,

we have

the speed = 105 miles in 3 hours

Therefore, 105÷3

= 35

Hence, It's average speed is 35 miles.

if it helps don't forget to like and mark me

find the vertex, the equation and axis of symmetry, and the y-intercept of the graph of y=x^2+4x+6

Answers

Answer:

y-int.=6; vertex equation: y= (x - 2)² + 10; vertex: (2, 10); axis of symmetry: x = 2

Step-by-step explanation:

The c value can be used as the y-int.: y=6

vertex form: a(x-h)²+ k

vertex form of this equation:

use completing the square method

y=x²+4x+6

take b, it, divide it in half, then square it (b/2)². b/2 is your h value. Add (b/2)² to c to get your k value

y= x²+4x + 2² + 6

y= (x - 2)² + 4 + 6

vertex equation:

y= (x - 2)² + 10

vertex: (2, 10)

axis of symmetry:

use the h value: x = 2

Constant of proportionality from graphs
The following graph shows a proportional relationship.
What is the constant of proportionality between y and X
in the graph?

Answers

Answer:

[tex]\frac{2}{3}[/tex]

Step-by-step explanation:

[tex]\frac{y_{2} - y_{1}}{x_{2}- x_{1} } = \frac{2-0}{3-0} = \frac{2}{3}[/tex]

Answer:2/3

Step-by-step explanation:

khan

How much will it cost to carpet a rectangular room measuring 13.4 m by 24 m if carpeting costs​ $24.99 per square​ meter?

Answers

Answer:

$8036.784

Step-by-step explanation:

It is easy

The area of carpet is 13.4×24=321.6sq meter

Now, for 1 sq. meter the cost is $24.99

So for 321.6sq.meters, 321.6×24.99

=$8036.784

It will cost amount of $8036.784 to carpet a rectangular room.

What is the area of the rectangle?

The area of a rectangle is defined as the product of the length and width.

The area of a rectangle = L × W

Where W is the width of the rectangle and L is the length of the rectangle

To carpet a rectangular room that measures 13.4 meters by 24 meters, it would area:

13.4 x 24 = 321.6 square meters

Since one square meter, the cost is $24.99

So for 321.6 square meters, 321.6×24.99

= $8036.784

Thus, it will cost amount of $8036.784 to carpet a rectangular room.

Learn more about the Area of the rectangle here:

brainly.com/question/20693059

#SPJ2

Please help!!

Which expressions are equivalent to 64 Superscript 1? Check all that apply.

A) 4 cubed

B) 3 Superscript 4

C) 8 squared

D) 2 Superscript 8

E) 6 squared

F) 2 Superscript 6

Answers

Answer:

I believe it would be C, 8 squared.

Step-by-step explanation:

8 squared means to multiply 8 twice. Not by two, 8 times 8. If you do that, you will get 64. This means that 8 squared is equivalent to 64'1

Answer:

C

Step-by-step explanation:

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