The circumference of a button is 25.12 mm. What is its radius? (rt. = 3.14
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4
Answer:
Circumference = 2*pi *r
25.12 mm = 2* 3.14 * r
= 6.28*r
∴ r = 25.12 mm/6.28
= 4 mm
The radius is 4 mm.
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0
Answer:
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