An Arc of a circle having measure 36° as length 220cm. Find the area of the sector formed by these arc…?
Nikii111:
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Given length =220cm
Length of arc =theta/360 ×2pie r
1/10 ×2×22/7×r=220
220×35/22=r
r=350cm
area of sector = 36/360×22/7×350×350
22×5×350
38500cm sq
3.85msquare is the area of sector
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can r should be 350 cm measure
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