fluffykittenella17 fluffykittenella17

19-05-2021
Mathematics

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The perimeter of this shape is 120 π mm

What is the radius of the smaller semicircles?

The perimeter of this shape is 120 π mm What is the radius of the smaller semicircles class=

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Walter77 Walter77

19-05-2021

Answer:

15mm

Step-by-step explanation

It says the perimeter is 120 pi, if pi is separate from 120, that would make 120 our radius 60. with 4 semicircles, divide 60 by 4 and boom, 15.

I think that's right, I was never good at geometry

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