Question

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

Answer 1

Question :-

the perimeter of a circle is 176 cm,find it's radius.

Answer :-

$2\pi \: r = 176 \\ \\ 2 \times \frac{22}{7} \times r = 176 \\ \\ \frac{44}{7} \times r = 176 \\ \\ r = \frac{176 \times 7}{44} \\ \\ r = 28 \: cm$

Therefore radius = 28 cm

Step-by-step explanation:

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Answer 2

Answer:

2πr=perimeter of circle

2πr=176

r=176/2π

r=28cm

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