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lubasha [3.4K]
2 years ago
6

A circle has a radius of 9 cm and a sector of the circle has an arc length of 9. 7cm

Mathematics
1 answer:
frutty [35]2 years ago
7 0

Answer:

S = R θ      where θ is in radians

If θ  = 2 pi then S = 2 pi R       the circumference of the circle

θ = S / R = 9.7 / 9 = 1.08 rad

Since 1 rad = 360 / (2 pi) = 57.3 deg

the angle included = 1.08 rad * 57.3 deg/rad = 61.9 deg

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