Question

What’s the measure of an arc with radius 45 inches and central angle of 135°?

Answer Options:
106°
135°
16.9°
45°

Answer 1

135

Explanation:

Answer 2

(b) 135°

Explanation:

The arc has the same measure as the central angle it subtends. This fact is independent of the radius.

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The measure of the central angle is given as 135°, so the measure of the arc is 135°.