Question

find the total surface of a hemisphere of radius 15cm {π3.14}​

Answer 1

Answer:

2,119.5

Step-by-step explanation:

TSA of hemisphere is 3 *3.14 *r raised 2

i. e 3*3.14*15 *15 =2,119.5

Answer 2

Answer:

r=15cm

TSA of hemisphere =

$3\pi \: r {}^{2} \\ = 3 \times 3.14 \times 15 \times 15 \\ = 2,119.5$

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