3 years ago

The length of an arc of a circle is 7.5 cm. The corresponding sector area is 37.5 cm squared. Find the radius of the circle

Mathematics

2 answers:

babymother [125]3 years ago

6 0

Answer:

10 cm

Have a great day! :D

irinina [24]3 years ago

3 0

R θ is the length = 7.5 cm

R^2 θ/2 is the area = 37.5 (cm)^2

Therefore

R = 2* 37.5 / 7.5 = 10 cm

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The length of an arc of a circle is 7.5 cm. The corresponding sector area is 37.5 cm squared. Find the radius of the circle​

The length of an arc of a circle is 7.5 cm. The corresponding sector area is 37.5 cm squared. Find the radius of the circle