Question

The surface area of a solid hemishphere having radius r​

Answer 1

Answer:

Total Surface area of hemisphere=3πr^2

Step-by-step explanation:

Given,radius=r

TSA=3×22/7×r×r

=66/7×r×r

=9.42r^2

Hence the answer is 66/7r^2 or 9.42r^2

Hope it helps.