the perimeter of a protractor is 32.4.find the radius of the protractor
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perimeter = 32.4
Πr + d =32.4
r + d = 32.4x7/22
r + d =10.309
r + 2r =10.309
3r=10.309
r=10.309/3
r=3.436
Πr + d =32.4
r + d = 32.4x7/22
r + d =10.309
r + 2r =10.309
3r=10.309
r=10.309/3
r=3.436
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