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The radius of a sector is 21cm and its central angle is 240degree. Find the area of the sector |
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Answer» Answer: 44 Step-by-step EXPLANATION: circumference=2×(22/7)×r here,r=21 so,circumference=44/7×21 =132 C of SECTOR=(angle/360)×total c =(120÷360)×132 =132÷3 =44 hope it will HELP |
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