Asked by daisy

a circular coin has radius of 8.2 what is the circumference rounded to the nearest tenth? please show work

Answers

Answered by MathMate
Circumference
= 2πr
= 2*3.14159*8.2 (mm, I suppose)
= 51.522 mm
= 51.5 mm (rounded to the nearest 1/10th)
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