Question

The perimeter of a circle is 176 cm find it's radius ​

Answer 1

Perimeter means circumference
Ans is 28
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Answer 2

Answer:

$\huge{28}$

Step-by-step explanation:

$\implies$ perimeter of circle = 176

$\implies$ $2\:π\:r$ = 176

$\implies$ 2 × $\frac{22}{7}$× r = 176

$\implies$ $\frac{22}{7}$ × r = $\frac{176}{2}$

$\implies$ r = 88 × $\frac{7}{22}$

$\implies$ r = 4 × 7

$\implies$ r = 28

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