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!!
Answer:
Step-by-step explanation:
Answer:
64
Step-by-step explanation:
4³ = 4 · 4 · 4
4 · 4 · 4
16 · 4
64
Answer:A
Step-by-step explanation:
I did my test and this is answer maybe