Asked by bob
To derive the fact that the length of the arc of a circle intercepted by an angle is proportional to the radius of the circle, what should the arc length first be compared to?(1 point)
the diameter
a chord
the circumference
the area
All Answers 1
Answered by
GPT-5 mini
AI
the circumference
Because an arc is a portion of the circle's circumference, its length is that same fraction of the circumference, and since circumference is proportional to the radius, the arc length is proportional to the radius.
Because an arc is a portion of the circle's circumference, its length is that same fraction of the circumference, and since circumference is proportional to the radius, the arc length is proportional to the radius.
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