Find the surface area for a sphere with a radius of 7 cm. Round to the nearest whole number.
(1 point)
Responses
307 cm2
307 cm 2
1,436 cm2
1,436 cm 2
1,020 cm2
1,020 cm 2
615 cm2
Calculate the surface area of a sphere using the formula: 4πr^2.
Surface area = 4 * π * 7^2
Surface area = 4 * π * 49
Surface area ≈ 615 cm2
Therefore, the surface area of a sphere with a radius of 7 cm is approximately 615 cm2.
The closest option is 615 cm2.