Question

find area of circle whose diamerer is 7cm​

Answer 1

Area 38.48 square cm as Diameter is 7 cm.

Answer 2

Question :-

• find area of circle whose diamerer is 7cm

Answer :-

• Area of circle = 38.5

Solution :-

Given :-

Diameter of a circle = 7cm

We know that ,

Radius of a circle

$\large= \dfrac{d}{2} = \dfrac{ \cancel7}{ \cancel2} = 3.5$

Now ,

Area of circle = $\pi {r}^{2} \sf \: sq \: units$

$= \large \dfrac{22}{7} \times 3.5 \times 3.5$

$=\large 38.5$