Math, asked by shashankawasthi5950, 10 months ago

If the total area of hemisphere is 115.5cm² then the diameter is ___cm

Answers

Answered by mamtag1802

1

3πr^2= total surface area of hemisphere

ATQ,

3πr^2=115.5cm^2

r^2= 115.5/(3π)

=12.5cm

r = √12.5

=1.5cm

Diameter= 1.5×2= 3.0 cm

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