Question

find the radius of the sphere whose surface area is 907.46 CM square​

Answer 1

$907.46 = 4\pi \times r \\ \frac{907.46 \times 7}{22 \times 4} = \frac{6352.22}{88} = 72.18$

Answer 2

4πr^2=907.46cm^2

r^2=907.46/4×3.14

=907.46/12.56

=84890

r=√84890=290cm=2.9m