Question

If the ratio of the radii of two wheels is 4 ratio 5 then find the ratio of their perimeter

Answer 1

Answer:

4:5

Step-by-step explanation:

Perimeter = Circumference

2 pi r = 2 pi * 4 = 8 pi

2 pi r = 2 pi * 5 = 10 pi

Ratio = 8 pi : 10 pi = 4:5

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