Question

Calculate the surface area of the solid hemisphere below. Answer to the nearest square metre. (I'll provide a picture below)
a)339
b)1018
c)1357
d)452
I attempted this question by doing this:
SA=2πr²
SA=2π(6)²
SA=2π(36)
SA=226.1946711
Can someone tell me what I did wrong please? Thank you!

Answer 1

First do the area of the circle, then add in the area of dome

Answer 2

A=πr²
A=2π(6)²
A=113.1

Answer 3

ohh okayyy

Answer 4

Thank you wio!