Question

Find the diameter of a circle whose circumference is 22/7

Answer 1

Answer:

$circumference \: of \: a \: circle = 2\pi \times r$

$= 2 \times \frac{22}{7} \times r = \frac{22}{7}$

$r = \frac{22 \times 7}{7 \times 22 \times 2}$

$r = 0.5cm$

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