Math, asked by ksah9594, 2 months ago

What is the area of circle having diameter 21 cm?

Answers

Answered by tanmaiscs883049

2

Answer:

346.5

Step-by-step explanation:

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Answered by snehasharon

2

Answer:

346.5cm²

Step-by-step explanation:

diameter of circle =21cm

radius of circle. =21/2 cm

area of circle = πr²

= 22/7 ×21/2×21/2

=11×3×21/2

=33×21/2

=693/2

=346.5cm²

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