Math, asked by abhishree7350, 10 months ago

The total surface area of hemisphere with base area 77 cm square is?

Answers

Answered by Abhi2275
1

Area of base = 22/7r²

77 =22/7×r²

r²=77×7/22

r²=7×7/2

r²=49/2

Total surface area of hemisphere

=3×22/7r²

=3×22/7×49/2

3×11×7

=231cm²

Answered by shadow004
0

Answer:

Step-by-step explanation:

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