Diameter is twice the radius. A=πr^2.
First, solve for r:
32.15=πr^2
<em>*Divide both sides by </em>π*
10.2337=r^2
<em>*Take the square root of both sides*</em>
3.199=r
Multiply the radius by 2:
3.199*2=6.398
D. 6.4 feet
Hope this helps!!
54x^5 (49x - 54) (7x^7 -9x^6)^17
try using the app Photomath for numbers 1-3!
Answer:
I am sorry but I am not sure of this :(