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A circle has a radius of 5 ft, and an arc of length 7 ft is made by the intersection of the circle with a central angle.
Which equation gives the measure of the central angle, a?
o
Om7+5
O 0.75

Answer :

dvclee2

Answer:

1.4 radians  

Explanation:

7 = a/360 * 2(pi)(5)

a is approximately 80.21 degrees.

80.21(pi)/180 is approximately 1.4 radians  

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