Question

How to simplify this
4πr-122.825π
—————— =0
r^2

Answer 1

4x3.14x122.825x3.14=

23464544.0987013904

Answer 2

Do you need to root square it afterwards.

Answer 3

if so the answer is 4844.02148

Answer 4

122.825π
take —————— on the other side and cancel the pi
r^2

Answer 5

I didn't get that. I got r^3=30.70625

Answer 6

then multiply r^2 on both sides take cube root and you have the answer

Answer 7

got it now?

Answer 8

So I have 4r=122.825
—————
r^2