What is the surface area of the sphere below? 11.3 A. 324 units2 324 units2 C. 36 units2 D. Cannot be determined​

Answers

Answer 1

Answer:

A=4πr2

Step-by-step explanation:

Answer 2
The correct answer is A

Related Questions

Please help me if you can!

Find the value of x

Answers

9514 1404 393

Answer:

  x = 7

Step-by-step explanation:

The angle bisector divides the sides proportionally.

  (3x -12)/6 = 21/14

  3x -12 = 9 . . . . . . . multiply by 6 and simplify

  x -4 = 3 . . . . . . . .  divide by 3

  x = 7 . . . . . . . . . . . add 4

What is the correct value of 5x + 3 for x = 9?

Answers

Answer:

48

Step-by-step explanation:

48 is the correct answer

Solve :8x + 12y for x = 2 and y = 3

Answers

Answer:

8x+2y

8(2)+2(3)

8 multiply 2 = 16

2 multiply 3 = 6

16+6= 22

Step-by-step explanation:

A 9-foot ladder leans against a building six feet above the ground. At what height would a 15-foot ladder touch the building if both ladders form the same angle with the ground?​

Answers

Answer:

10

Step-by-step explanation:

You make a proportion 9/6=15/x then multiply 6 and 15 and divide it by 9

The height the 15 ft building touches the building is approximately 10 ft.

The ladder is 9 ft tall and leaning on a wall that is 6 ft above the ground.

The situation forms a right angle triangle.

Properties of a right angle triangle:One of it angle is equals to 90 degrees.The sides and angles can be found using trigonometric ratios.

Therefore, let's find the angle made by the 9 ft ladder and then use it to find the height the 15 ft ladder touch the building.

Using trigonometric ratios,

let

∅ = angle

tan ∅ = opposite / adjacent

tan ∅ = 6 / 9 = 2 / 3

∅ = tan⁻¹ 0.6666666

∅ = 33.6900672615

Therefore, the height the 15 ft ladder touch building can be calculated as follows:

tan 33.69 = h / 15

h = 15 × 0.66666496431

h = 9.99997446476

h ≈ 10 ft.

learn more right angle triangle here: https://brainly.com/question/11821563?referrer=searchResults

Help me PLSSSSSSSSSSS

Answers

Answer:

8. Because if you add the degree of angle 7 to angle 8, then it makes a 180 degree angle, which is supplementary. Hope this helped

A family wants to rent a car to go on vacation. Company A charges $40.50 and 11 cent per mile. Company B charges $60.50 and 15 cent per mile. How much more does Company B for x miles than Company A

Answers

Answer:

4 more cents per mile

Step-by-step explanation:

15-11=4

uh plz help i don't know how to solve easy question​

Answers

Step-by-step explanation:

there you go :)

6

..The answer is x = 3

Need help! WILL MARKDOWN BRAINLIEST!

Answers

Answer:

Aren't you just suppose to multiple the 24 and 20 to get 480

Answer:

480

Step-by-step explanation:

it gives you the second step

24x20

can i get brainliest please???

it would be very much appreciated

have a nice day :)

Pls help I think I got the wrong answer plsss!!


Will mark BRAINLIST if correct

Answers

Answer:

I think it is the first option.

Step-by-step explanation:

I don't really know, I just hope this helps

I am so sorry if I am wrong.

what is the measure of angle 8?

Answers

Answer:

53 Degrees

Step-by-step explanation:

Answer:

65

Step-by-step explanation:

because they mirror each other in other words adjacent to each other

what is 10+1+44+3333-45

Answers

The answer is to this is 3343
3,343 is the answer:) thx for the points

What is the height of the trapezoid if the Area = 26 un²?

Answers

Answer:4

Step-by-step explanation:

H= 2*26/5+8

FREE BRAINLIEST IF YOU ANSWER CORRECTLY!! (50pts)

Answers

Answer:

34 feet

Step-by-step explanation:

8+8+6+6+3+3=17+17=34

34 feet

16+12+6=34

8+8= 16

6+6= 12

3+3= 6

16+12+6=34

I beg, give me brainliest, I know I'm late but PLEASE give me brainliest :(

A logo is in the shape of a circle. The radius of the logo is 4cm.What is the area of the logo?

Answers

Answer:

50.27

Step-by-step explanation:

A= πr²

4²xπ= 16π

The gateway arch in St. Louis, Missouri, is 630 feet high. A scale model of the arch is 15 inches. What is the scale of the model in inches to feet?

Answers

15 inches : 42 feet

630 ft divided by 15 in = 42 feet

(I might be wrong but I hope this helps)

a plane drives at a constant. speed it take 4 hours to travel 2,240 miles. what is the planes speed in miles per hour?

Answers

Answer: 560 mph

Step-by-step explanation:

Distance = rate*time

2,240 = rate*(4)

rate = 560mph

i’m pretty sure it’s 560 mph

Help!!!
The radius of a circle is 3 m. Find its circumference in terms of pi

Answers

Gotcha, bro.

(I don't know what pi is, so I'm gonna assume that it is 3.14)

C=pi x diameter

First, multiply the radius by 2 so you have the diameter.

3x2=6

Second, multiply 3.14 (pi) by 6 (diameter)

3.14x6=18.84

Therefore, the circumference is 18.84.

(19 if you round it to the whole number)

Hope this helps!

(btw if pi is something else, use these steps to help you out)

The circumference of the circle is 6π meters.

What is a circle?

A circle is a two dimensional figure with a radius and circumference of 2πr.

We have,

The circumference of a circle is given by the formula:

C = 2πr

where r is the circle's radius and π (pi) is a mathematical constant approximately equal to 3.14.

In this case, the radius of the circle is 3 meters.

Substituting this value in the formula, we get:

C = 2πr

C = 2π(3)

C = 6π

Therefore,

The circumference of the circle is 6π meters.

Learn more about Circle here:

https://brainly.com/question/11833983

#SPJ2

HEY THERE! PLEASE ANSWER THE MATH QUESTION IN THE PHOTO! THE CORRECT ANSWER WILL BE MARKED AS BRAINLIEST ,GET POINTS AND I WILL ALSO FOLLOW YOU! THANKS!
xoxo

Answers

Answer:

(a)Yellow=10

Green=38

Relative Frequency of Blue =0.32

Relative Frequency of Red =0.2

Relative Frequency of Green =0.38

(b)50 Red balls

Step-by-step explanation:

In 100 trials, the following were recorded.

Frequency of Blue Balls = 32

Frequency of Red Balls = 20

Relative Frequency of Yellow Balls =0.1

Now, Relative Frequency =Number of Outcome of an Event ÷ Total Number of Trials in the Experiment

Total Number of Trials =100

Therefore:

Therefore, Number of Outcomes of Green balls=100-(32+20+10)

=100-62

Number of Outcomes of Green balls=38

(b)If the Number of Trials is Increased to 250

Expected Outcome of Red Balls =Relative Frequency of Red Balls X 250

She should expect 50 red balls.

Pls help me!!!

32 oz = lb

Answers

Answer

Your answer is gonna be 2 pounds.

Step-by-step explanation:

there is 16 Oz in a pound and there is 32 Oz, and the half of 32 is 16. Your welcome -w-

Answer:

yes 2 lbs

Step-by-step explanation:

16 oz = 1 lb

16+16=32

PLEASE HELPP!!!!!!
A building has 4 stories that are each 15 feet high. A scale drawing has the height of the building at 5 inches.

Which of the following is the correct scale?

1:72
1:12
1:144
5:60

Answers

Answer:

1:144

Step-by-step explanation:

if each floor is 15 feet, the whole building is 60 feet tall. so it does have a scale of 5 inches:60 feet but if you simplify that, its 1 inch: 12 feet, so you convert feet into inches by multiplying by twelve, which gives you a scale of 1:144 inches

Answer:

1:144 inches

Step-by-step explanation:

Help me pls it’s simply but I don’t have time

Answers

what is the length of the side of a square whose area is represented by the expression 25x² + 40x + 16?

Answer: (5x + 4)²

Hope this helps~

Please help ! will give brainly if right! :)

Answers

Answer:

takes 15 hours k12

Step-by-step explanation:

Answer:

All answers below :)

Step-by-step explanation:

Hi there!

I don’t know how to properly answer step 1, but it looks like you already have the formula written down.

For step 2, divide 120 by 3 to find how many backpacks made in one hour, or 40 backpacks per hour.

600 backpacks = 40 backpacks/1 hour * t

Step 3: This may look complicated, but i promise it is not. All we have to do here is divide 600 by 40, or 15.

t = 15, or it will take 15 hours to make 600 backpacks.

I hope this helps!

what is the slope of 2,4

Answers

Answer:

1/2 assuming you would start at (0,0)

Step-by-step explanation:

Hope this helps

Please help with practice question
Write the following equation in slope-intercept
form: x + 5y = 30

Answers

Answer:

y = -1/5x + 6

Step-by-step explanation:

y=mx+b

hope this helps :)

Two functions, A and B, are described as follows: Function A y = 9x + 4 Function B The rate of change is 3 and the y-intercept is 4. How much more is the rate of change of function A than the slope of function B? (5 points)

Answers

Answer:

The answer to this problem is 6.

Step-by-step explanation:

pls answer rq ty you get something out of it!!! :D

Answers

Answer:

7 boxes :)

Step-by-step explanation:

can i get brainliest please???

it would be very much appreciated

have a nice day :)

Which statements are true about expressions? Select all that apply.
A Expressions have no equal signs.
B
Letters are called variables.
C
An expression has only 2 terms.
D
A number without a variable is called a constant.

Answers

i’m pretty sure it’s d

Identify the best first step in solving the linear equation: x+12=10
add 12 to both sides of the equation


convert the equation to 12x=10


divide both sides of the equation by 12


subtract 12 from both sides of the equation

Answers

It’s is D subtract 12 from both sides of the equation

What is the area of the triangle?
10 cm
10 cm
8 cm
12 cm
32 square centimeters
48 square centimeters
96 square centimeters
60 square centimeters

Answers

Answer: 48 cm.

Step-by-step explanation: Area of a triangle is equal to (base * height) / 2. (12 * 8) / 2 = 48

In the diagram of

△LPN below, QM

∥PN, LQ=5, QP=35, and LM=10. What is the length of LN?

Answers

Basically, you could set these proportions up in two ways. You could set it up as 5/35=10/x, or you could set it up as 5/10=35/x. Either way, you will get the same answer. After setting one of them up, cross multiply. You should come out with 5x=350. Divide 350/5. Here you should get the answer of 70. 70 should be the length of LN
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