Math, asked by chonlioshiu515, 4 days ago

find the surface area of a sphere of diameter 3.5m

Answers

Answered by roshankhan9650520

1

Step-by-step explanation:

A=4πr2

d=2r

Solving forA

A=πd2=π·3.52≈38.48451

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Answered by ramananttal565

2

Answer:

d=3.5 so

r =d/2 which will be 3.5/2

TSA of sphere 4pi r square

put pi as 22/7 and r as 35/20

4×22/7×35/20×35/20

=38.5

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