Question

Find the area of a circle of radius 7 cm.
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Answer 1

Answer:

$area \: of \: circle \: = \pi {r}^{2} \\ \\ = \frac{22}{7} \times {7}^{2} = 22 \times 7 = 154sq \: cm$

Answer 2

Answer:

• area of circle =pi r²
• =3.14×7²
• =3.14×49
• =153.86

=154

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