Unifect1928
Unifect1928
07-03-2017
Mathematics
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i need help below please im new
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MAMJ
MAMJ
07-03-2017
The answer is b) 89.95in.
To work out the perimeter P of a semicircle you need to use the formula for the circumference of a circle divided by two plus the diameter.
P = [tex] \pi [/tex]d/2 + d
= 3.14*35/2 + 35
=109.9/2 + 35
= 54.95 + 35
= 89.95in
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