What will be the radius of a circle whose diameter is 20 cm? Options: A . &nbsp10 cm B . &nbsp15 cm C . &nbsp20 cm D . &nbsp40 cm

Answer: Option A : A Given that The diameter of a circle = 20 cm The radius of a circle = D i a m e t e r 2 On substituting the values we get: The radius of the circle = 20 2 = 10 c m

What will be the radius of a circle whose diameter is 20 cm?

Question

What will be the radius of a circle whose diameter is 20 cm?

Options:

A . 10 cm

B . 15 cm

C . 20 cm

D . 40 cm

Answer: Option A
:
A
Given that
The diameter of a circle = 20 cm
The radius of a circle =

\frac{D i a m e t e r}{2}

On substituting the values we get:
The radius of the circle =

\frac{20}{2} = 10 c m

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