Question

find the area of the radious 21cm​

Answer 1

Answer:

22/7 × 21 × 21 = 1386 cm² is the answer

Answer 2

Answer:

Given, radius r =21 cm

And ,

$\pink{ \frac{22}{7} }$

Then ,

Area of the circle = πr² sq units

$\red{ \frac{22}{7} \times 21 \times 21}$

$\purple{=22×3×21}$

$\huge \green{</p><p>=1386cm²}$