IDNLearn.com makes it easy to find accurate answers to your questions. Our platform offers detailed and accurate responses from experts, helping you navigate any topic with confidence.
Answer:
The surface area A of a sphere:
A=4πr^2
r - the radius
r=30 m
A=4π×30 ^2 =4π×900=3600π [m ^2 ]
Surface area = 3600π [m ^2 ]