Answer:20.25
Step-by-step explanation:
If you do 81 divided by 4
I think Im not sure
Answer:
She is correct because 30 percent of 30 is 9 or in other words if you multiply 30 by 30 percent you get 9.
Step-by-step explanation:
300; Since EF is the only segment not included in FHE, just subtract the 60 degrees there from 360 to get the sum of the rest of the circle
360-60 = 300
Hopefully this is right, i'm a little rusty on geometry
The volume of sphere is
feet cubed.
Step-by-step explanation:
Given,
Surface area of sphere = 196π square feet
Surface area of sphere = 4πr²
We will find radius of sphere.

Dividing both sides by 4π

Taking square root on both sides

The radius is 7 feet.
Volume of sphere = 

The volume of sphere is
feet cubed.
Keywords: volume, surface area
Learn more about surface area at:
#LearnwithBrainly