Perimeter of a semi circular bow is 72cm.diameter of the bow is?
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Answer:
28 cm
Step-by-step explanation:
given,
perimeter = 72 cm
→ (π + 2)r = 72 cm
→(22/7+2)r = 72 cm
→(36/7)r = 72 cm
→r = 72×7/36 cm
→r = 14 cm
Diameter = 2r
→Diameter = 14 cm × 2
→Diameter = 28 cm
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