A circle with a radius of 4 in, is dilated by a scale factor of 5. What will be the circumference of the circle after dilation? 21 in 4 in 161 in 24 in

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asked Dec 20, 2020 103k views

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Erskine · Answer 1 · 2020-12-24T15:06:08+0000

Ok so circumference=2*pi*radius. So We know that the radius is dilated by a scale factor of 5, so we can put 2*pi*20. For pi you can use So when we multiply 2*pi*20, you get 125.6637

A circle with a radius of 4 in, is dilated by a scale factor of 5. What will be the circumference of the circle after dilation? 21 in 4 in 161 in 24 in

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