if the diameter of a semi circle protractor is 14,find it's perimeter.
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Answer:
36 cm
Step-by-step explanation:
Diameter of semi circle protractor = 14 cm
Radius of protractor= 14/2 = 7 cm
Perimeter of a semicircle = (π+2) * radius [take π = 22/7]
= {(22/7) + 2} * 7
= {36/7} * 7
= 36 cm
Hope you understood the sum.
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