A circle has a central angle measuring StartFraction 7 pi Over 10 EndFraction radians that intersects an arc of length 33 cm. Wh
at is the length of the radius of the circle? Round your answer to the nearest whole cm. Use 3.14 for Pi.
2 answers:
Answer:
15 cm.
Step-by-step explanation:
It is given that,
Central angle
Arc length = 33 cm
Formula for arc length :
where, s is arc length, r is radius and
is central angle in radian.
Substitute s=33 and
in the above formula.
Multiply both sides by 10.
Divide both sides by
.
Put
Therefore, the radius of the circle is 15 cm.
Answer:
15
Step-by-step explanation:
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