Find the length of the arc of a cirlce of diameter 8.4 cm with area of the
sector 18.48 cm2
. Also find measure of the arc.
Answers
Answered by
20
Area of sector = 1/2×l×r
18.48 = 1/2×l×4.2
18.48×2×1/4.2 = l
8.8 cm = length of arc
Is the answer.
18.48 = 1/2×l×4.2
18.48×2×1/4.2 = l
8.8 cm = length of arc
Is the answer.
Answered by
8
Area of sector = 1/2×l×r
18.48 = 1/2×l×4.2
18.48×2×1/4.2 = l
8.8 cm = length of arc
Is the answer.
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