Question

Calculate the area of a circle of radius 7cm given that π = 22/7

Answer 1

Step-by-step explanation:

1

$area = \pi \: {r}^{2}$

$= \frac{22}{7} \times 7 \times 7$

$= 22 \times 7$

$154 {cm}^{2}$

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Answer 2

Answer:

$area \: of \: a \: circle \: =\pi {r}^{2} \\ = (22 \div 7) \times 7 \times 7 \\ 22 \times 7 \\ 154$

Area of a circle = 154 cm square.