Answered

The radius of a semicircle is 17 millimeters. what is the semicircle's perimeter?

Answer :

LUKEAMOSGO

Answer:

87.407

Step-by-step explanation:

circumference = 2*pie*r

= 2*pie*17

=106.8/2

=53.4

53.4+(17*2)

=87.4

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