Question

If radius of a circle is 21 cm then area will be equal to​

Answer 1

Answer:

then A≈1385.44cm². ..

Answer 2

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Radius=21cm

Area=πr²

$= \frac{22}{7} \times 21 \times 21 = 138 {6}^{2}$

So the area of give circle is 1386cm²

Hope it helps you.....