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The circumference of the circle is 176 cm, find its radius.

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68 cm

18 cm

28 cm

2 cm

answer is C.

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Detailed Solution

Concept- The circle's circumference is given to us as a number. In the formula

C = 2 πr

, Where r is the circle's radius, we will substitute the values of circumference and

. Calculate r's value by solving the equation.
The diameter of a circle is 176 cm, according to the information given.
The radius of a circle is measured from its centre to its edge.
Question Image

We are familiar that the formula for a circle's circumference is

, where r denotes the radius of the circle.

Hence, the correct answer is option (3).

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