Question

Find the surface area of a sphere with a diameter of 30 m. Express your answer in terms of π.

900π m2


60π m2


120π m2


3,600π m2

Answer 1

900π m2

Explanation:

surface are of a sphere is 4π(r)^2

now diameter is 30m,so radius will be 15 m

how, 4π(15)^2=900π (m2)