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for a button to fit through its buttonhole the hole needs to be the size of the buttons diameter. what size buttonhole is needed for a bottom with the circumference of 7.38cm
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for a button to fit through its buttonhole the hole needs to be the size of the buttons diameter. what size buttonhole is needed for a bottom with the circumference of 7.38cm

User Leone
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1 Answer

3 votes
Circumference; C = π2r
Diameter; D = 2r

So then ...
C = πD

7.38 = πD
7.38 / π = D

2.35 cm = D
User Joao Evangelista
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7.9k points
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