Hi!

I am here with a handful of geometry questions today. Please answer the question based off the image(s) below.

If you are not sure of the answer please leave a comment, DO NOT ANSWER THE QUESTION UNLESS YOU KNOW THE ANSWER. Please don't take me points! Thanks for understanding.

Anyways, please show all of your work and explain your thinking! Make sure to do both of them! Thanks!

Hi!I Am Here With A Handful Of Geometry Questions Today. Please Answer The Question Based Off The Image(s)

Answers

Answer 1

9514 1404 393

Answer:

  1. area DEF = 2π cm²

  2. arc JK = 2π cm

Step-by-step explanation:

1. The area is given by ...

  A = 1/2r²θ . . . . . where r is the radius and θ is the central angle in radians

Your sector has an area of ...

  A = (1/2)(3 cm)²(80(π/180)) = (1/2)(9 cm²)(4/9π)

  A = 2π cm²

__

2. The length of an arc is ...

  s = rθ . . . . . . . where r is the radius and θ is the central angle in radians

  s = (5 cm)(72(π/180)) = (5 cm)(2/5π)

  s = 2π cm . . . arc length

_____

Additional comment

There are π radians in 180°, so an angle in degrees can be converted to an angle in radians by multiplying by π/180°. (The units of degrees cancel, leaving a pure number. "Radians" have no units.)


Related Questions

Find the slope of the line from the table below

Answers

Answer:

m = -10

Step-by-step explanation:

m = y2 - y1 / x2 - x1

m = 60-50 / -2 - -1

m = 10/ -1

m = -10

Answer:

-10

Step-by-step explanation:

We can use two points from the table to find our slope.

Remember, the slope formula is [tex]\frac{y2-y1}{x2-x1}[/tex]. We can use the points (-1,50) and (-2,60). Let's substitute the values into the formula.

[tex]\frac{60-50}{-2-(-1)}[/tex]. This gets us to [tex]\frac{10}{-1}[/tex], so our slope is -10.

Hope this helps!

What’s the answer it says chose all

Answers

Answer:

B and C are correct

Step-by-step explanation:

Answer:

Step-by-step explanation:

x = 40

x = 120

The < sign means less than.

38 is less than 25, but it is less than 40 and 120.

Hope that helps!

-Sabrina

(бх -Зу = 6
(2x-y=-5

Answers

Answer:

6-

Step-by-step explanation:

Your answer should be written in paragraph/essay format.

Any sources used should be cited at the bottom of your paper.

All answers should show you have learned something from Unit 9.  Material from other units will not be graded for this assignment.

If you are stuck, you can think about the following topics: textile mills, interchangeable parts, the Lowell System, unions, labor reform, steamboats, railroads, coal, the telegraph, and/or new inventions.

From the figure, your friend concludes that m<BAD > m<BCD. How would you correct your friend's mistake?​

Answers

Answer:

BC > AD

Step-by-step explanation:

The opposite side to BC is greater, therefore making m<BCD > m<BAD. Since the legs are congruent, this is the only difference that need-be mentioned.

As the opposite angle of a larger side of a triangle is larger hence

m∠BAD > ∠mBCD.

What is congruency?

We know two similar planer figures are congruent when we have sides or angles or both that are the same as the corresponding sides or angles or both.

From the figure itself, ΔABD and ΔBCD share a common side BD.

Given, Side AB is congruent to side CD and Side AD is greater than side BC.

We know opposite angle of a larger side of the triangle is larger.

Therefore, m∠BAD > ∠mBCD.

learn more about congruency here :

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HELP ME PLZ I NEED IT DONE

Answers

Answer:

-6 , 6, 11

Step-by-step explanation:

Set each part of the equation to zero, so that x-11= 0, and x^2 - 36 = 0. Solve each part, and you get -6, 6, and 11.

Hopefully this helps- let me know if you have any questions!

Quick please! I need it

Answers

The area of a triangle is 1/2bh, which means The second choice is correct :)

Hope this helps!!

Answer: A = 1/2 b x h

Step-by-step explanation:

HELP! WILL GIVE BRANLIEST + EXTRA POINTS!!!!

Answers

Answer:

130.25 ft.

Step-by-step explanation:

The semi circle has a length 1/2 of the circumference of the circle with a diameter of 25

C = πd = 3.14(25)

So, the semi circle has a length = 1/2(3.14)25) = 39.25

The distance for the rectangle = 33 + 25 + 33 = 91

Therefore, the total perimeter = 91 + 39.25 = 130.25

A square has side length (5x - 3) cm what is the area of the square

Answers

Answer:

Step-by-step explanation:

area = (5x-3)² = (25x² - 30x + 9) cm²

Pleaseeeeeeeeee helppppp me no links

Answers

Answer:

Base:12

Volume:76.8

Step-by-step explanation:

The base is 3*8/2

which is 12

and the volume is base * height so

12*6.4

=76.8

Hope this helps :) Giving me brainiest would help a lot :))

A cube. The top face has points G, B, C, F and the bottom face has points H, A, D, E.
Which line segment is not a diagonal through the interior of the cube shown?
Side B E
Side C H
Side C E
Side D G

Answers

Answer:

its side CE

Step-by-step explanation:

I got it wrong and it showed me the answer. Hope this helps!

Answer:

C

Step-by-step explanation:

got it right

-2=w/2+6
solve for w

Answers

Answer:

It is -16

Step-by-step explanation:

Have a great Day

Tapiwa raked 5% more leaves than Adam raked. Tapiwa raked 357 liters of leaves.
How many liters of leaves did Adam rake?

Answers

Answer:

340 liters

Step-by-step explanation:

This means that Tapiwah raked x plus 5% of x leaves. Knowing that Tapiwah actually raked 357 liters, we can find the value of x as follows. So, Adam raked 340 liters of leaves.

Given tan0 = 7/24 use the Pythagorean theorem to find the value of sin 0

Answers

Answer:

Step-by-step explanation:

Don't use 0 (or any other number) to replace θ. Use a letter variable such as x.

tan(x) = 7/24

sin(x)/cos(x) = 7/24

sin(x) = 7/√(7²+24²) = 7/√625 = 7/25

A number is chosen at random from 1 to 10. Find the probability of selecting a multiple of 2.

Answers

Answer: the percentage you would get the number two would be 10% out of 100 I believe. Hope it helped!

I think the probability of selecting a multiple of 2 is 50%.

Explanation: The multiples of 2 from 1-10 are 2,4,6,8, and 10. That’s 5 numbers out of 10. That means the chances of selecting a multiple of 2 is half, 50%.

Use a calculator to solve the equation.


−9.5x + 0.81 = −2.99

The solution is x =

Answers

Answer:

x = 0.4

Step-by-step explanation:

Answer:

x=0.4

Step-by-step explanation:

Given function:

-9.5x+0.81=-2.99find x

Combine first value by 0.81:

-9.5+0.81=-2.99-19x/2+0.81=-2.99

Subtract 0.81 both from sides:

-19x/2+0.81-0.81=-2.99-0.81

Simplifly -19x/2:

-19x/2=-3.8

Multiply all terms by similar term:

2·19x/2=2·3.8

Divide both terms by -7.6:

-19x/-19-7.6/19=0.4

Therefore, x=0.4.

What are the solutions of 12 - x² = 0


Answers

Answer:

2sqrt(3),-2sqrt(3)

Step-by-step explanation:

12-x^2=0

-x^2=-12

x^2=12

x=-sqrt(12),sqrt(12)

x=2sqrt(3),-2sqrt(3)

Answer please eeeeeeee will give branliest

Answers

Answer:

p-3 is the correct answer

Answer:

p - 3

Step-by-step explanation:

let x = number of pretzels terry ate and p = the amount of pretzels susan ate

If Terry ate 3 less than Susan than

x would equal p - 3

so your answer would be p - 3

Please please help me it really late we’re I am so and I Need to bring my grade up please

Answers

Answer

here :)

Step-by-step explanation:

for 1) the answers are...

x       y

-6     -10

3      -1

-7     -11

0       -4  

-3     -7

for number 2 the answers are...

x    y

6   -2

1    -7

-8  -16

-7  -15

2   -6

for number 5 the answers are...

x    y

1    -6

2    -5

-6   -13

6    -1

-9   -16

for number 6 the answers are...

x   y

8   64

7   56

6   48

9   72

-8   -64

for number 9 the answers are...

x   y

2   -3

-9  -14

8   3

-5  -10

9    4

for number 10 the answers are...

x   y

5   -15

-9   27

7    -21

0    0

-3   9

The amount of a radioactive substance remaining as it decays over time is A = A0(0.5)t/h ,where a represents the final amount
Ao represents the original amount, t represents the number of years, and h represents the half-life of the sibstance.
The half-life of the radioactive isotope carbon-14 is 5,730 years. Approximately how many years will it take a 50-gram mass of
carbon-14 to decay to 5 grams?

Answers

The amount of a radioactive substance remaining as it decays over time is A = A0(0.5)t/h ,where a represents the final amount
Ao represents the original amount, t represents the number of years, and h represents the half-life of the sibstance.
The half-life of the radioactive isotope carbon-14 is 5,730 years. Approximately how many years will it take a 50-gram mass of
carbon-14 to decay to 5 grams?

Carbon-14 will take 19,035 years to decay to 10 per cent.

What is the time of decay?

A radioactive half-life refers to the amount of time it takes for half of the original isotope to decay.

An exponential decay can be described by the following formula:

[tex]N(t)=N_oe^{-\lambda t}[/tex]

Where:

No  = The quantity of the substance that will decay.

N(t) = The quantity that still remains and has not yet decayed after a time t

[tex]\lambda[/tex]    = The decay constant.

One important parameter related to radioactive decay is the half-life:

[tex]t_{1/2}=\dfrac{Ln(2)}{\lambda}[/tex]

If we know the value of the half-life, we can calculate the decay constant:

[tex]\lambda =\dfrac{ln(2)}{t_{1/2}}[/tex]

Carbon-14 has a half-life of 5,730 years, thus:

[tex]\lambda =\dfrac{ln(2)}{5730}[/tex]

[tex]\lambda[/tex] = 0.00012097

The equation of the remaining quantity of Carbon-14 is:

[tex]N(t)=N_oe^{-0.00012097t}[/tex]

We need to calculate the time required for the original amount to reach 10%, thus N(t)=0.10No

[tex]0.10N_o=-N_oe^{-0.00012097t}[/tex]

Simplifying:

[tex]0.10=e^{0.00012097t}[/tex]

Taking logarithms:

ln(0.10) = -0.00012097t

Solving for t:

[tex]t=\dfrac{Log0.10}{-0.00012097}[/tex]

t = 19035 years

Carbon-14 will take 19,035 years to decay to 10 per cent.

To know more about decay follow

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solve for the value of p​

Answers

Answer:

43°

Step-by-step explanation:

p + 7° + 3p+ 1° = 180° ( Being linear pair)

4p + 8° = 180°

4p = 180° - 8 °

4p = 172°

p = 172° / 4

p = 43°

Hope it will help :)❤

helpppppp?!?!??!?!?!,!,!?!

Answers

Answer:

ok so I couldn't find what the answer was and there didn't seem to be a virus. Soooo I dunno what that link is. The account that posted it was a bot if you click on the profile it says it deactivated.

What are the solutions of the quadratic equation (x + 3)2 = 49? A. O x = 2 and x = - 10 B.O.x = 4 and x = -10 C.O x=-2 and x = -16 D.O x = 40 and x = -58​

Answers

Answer:

B. x = 4 and x = -10

Step-by-step explanation:

First, expand the equation

(x + 3)² = 49

(x + 3)(x + 3) = 49

x² + 6x + 9 = 49

Subtract 49 from both sides

x² + 6x -40 = 0

Factor

(x + 10)(x - 4) = 0

Solve

x + 10 = 0

x = -10

x - 4 = 0

x = 4

So, the correct answer is B. x = 4 and x = -10

what is 10 divided by ten plss help am in 2nd grade!!!!!

Answers

Answer:

It will equal one:)))))))))

the answer is 1, 10/10=1

If 12 men or 15 women can finish a piece of work in 66 days, how long will 24 men and 3 women take to finish the work? Pls helppp thank you :)

Answers

Answer:

30 days

Step-by-step explanation:

A circle has a radius of 5 units. What is the diameter of the circle?

Answers

Answer:

10

Step-by-step explanation:

5x5=10

Answer:

10 units

Step-by-step explanation:

5*2=10

4 and b = 5.
Evaluate the given expression when a
2a + 6b
HELP

Answers

The answer is 40
2a=2x5 and 6b=6x5
(2x5)+(6x5)
2x5=10
6x5=30
10+30=40

25% of Mr. Foster's class chose an amber background for their school picture. If 6 students chose an amber background, how many students are in Mr. Foster's class?

Answers

Answer:

24 students

Step-by-step explanation:

25% of a hundred is one-fourth and because there are six students in a fourth of the whole we are multiplying four and six. 6x 4 is 24.

The percentage is calculated by dividing the required value by the total

value and multiplying by 100.

Required percentage value = a

total value = b

Percentage = a/b x 100

25% = 6 students

100% = 24 students

The total number of students in Mr. Foster's class is 24.

What is a percentage?

The percentage is calculated by dividing the required value by the total

value and multiplying by 100.

Required percentage value = a

total value = b

Percentage = a/b x 100

Example:

50% = 50/100 = 1/2

25% = 25/100 = 1/4

20% = 20/100 = 1/5

10% = 10/100 = 1/10

We have,

Number of students who chose an amber background = 6

25% of Mr. Foster's class chose an amber background for their school picture.

This means,

25% = 6

The total number of students = 100%

Now,

25% = 6 students

Multiply 4 on both sides.

4 x 25% = 4 x 6 students

100% = 24 students

Thus,

The total number of students in Mr. Foster's class is 24.

Learn more about percentages here:

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What can be said about 10 and -10?

Answers

Answer:

They are complete opposites

Step-by-step explanation:

Answer:

they are opposites

Step-by-step explanation:

can you please help i have lots of hw since i got quarintined right before spring break

Answers

answer is choice 1, just add both equations up.

1.
Calculate the following:
(4 + 2) + ( x 1
2. Simplify the following
a. 37423-4
b. 9-2​

Answers

First answer is 6+x

2. A.37419

  B. 7

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