The diameter of a semicircular protactor is 7cm. Find its perimeter.
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Answered by
23
the perimeter of the protractor=22/7×7/2+2×7
11+14
25 cm
11+14
25 cm
rummyzee:
tq
Answered by
58
HI FRIEND
Perimeter of a semicircle
=pi*r+daimeter
=22/7 * 3.5 + 7
=11 +7 = 18
.: perimeter of semicircle = 18 cm
Perimeter of a semicircle
=pi*r+daimeter
=22/7 * 3.5 + 7
=11 +7 = 18
.: perimeter of semicircle = 18 cm
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