A sector with an area of 11/2 pie cm has radius of 3 cm what is the central angle measure of a sector in degrees

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asked May 4, 2021 121k views

2 Answers

Akahunahi · Answer 1 · 2021-05-07T01:31:53+0000

A= 1/360 m•pi r^2

11/2= 1/360 m• pi (3)^2

11/2= 1/360 m• pi • 9
Divide 360 by 9

11/2= 1/40 m pi

Cross multiply

440=2pi m

Divide both sides by 2pi

m= 70.02817 degrees round if necessary

A sector with an area of 11/2 pie cm has radius of 3 cm what is the central angle measure of a sector in degrees

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