In a circle with a 115 m radius, how long is an arc associated with an...

Question

Question

math calculus

Answer 1

Answer #1

Circumference of circle =2πr where r is the radius

It corresponds to 2π radian

Here angle = 2.1 radian

Length l = radius * angle

= 115 m* 2.1 rad

= 241.5

Neares ten is 240

So ans : 240

Answer 2

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