Find the radius!
Surface Area = 1,139.82 yd?
radius =
13 yd
O
12 yd
O 11yd
O
10 yd

Answer:
10
Step-by-step explanation:
A=4πr^2
r=√(A/4π)
r=√(1139.82/4π)
r=9.5=10 yd
Answer:
11 yd
Step-by-step explanation:
SA = 3[tex]\pi[/tex]r²
1139.82 = 3 × 22/7 × r²
r² = 1139.82/66 × 7
r² = 120.81
r = 10.99 = 11 yd