A wire of length 20m is available to fence off a flower bed in the form of a sector of a circle.What must be the radius of the circle,if we wish to have a flower bed with the greatest possible area?
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Circumference = 20m
2× pi × r = 20
r = (20 × 7) / 22 ×2
r = 70/22= 3.1m ANSWER....
THANK U★★★
#CKC
2× pi × r = 20
r = (20 × 7) / 22 ×2
r = 70/22= 3.1m ANSWER....
THANK U★★★
#CKC
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