Answer:
Perimeter of the semi circle = 22/7 × 21/2 cm = 33 cm.
Step-by-step explanation:
Perimeter of semicircle = π*d
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Answer:
Perimeter of the semi circle = 22/7 × 21/2 cm = 33 cm.
Step-by-step explanation:
Given
diameter = 21 cm
Perimeter of semicircle = π*d
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