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A central angle of 45 degrees subtends an arc of 12 cm, what is the radius of the circle?

Elementary Geometry For College Students, 7e

7th Edition

ISBN:9781337614085

Author:Alexander, Daniel C.; Koeberlein, Geralyn M.

Publisher:Alexander, Daniel C.; Koeberlein, Geralyn M.

Chapter8: Areas Of Polygons And Circles

Section8.5: More Area Relationships In The Circle

Problem 16E: The approximate area of a triangle with sides of lengths 3 in., 5 in., and 6 in. is 7.48 in2. What...

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Question

37. A central angle of 45 degrees subtends an arc of 12 cm, what is the radius of the circle?

Two-dimensional figure measured in terms of radius. It is formed by a set of points that are at a constant or fixed distance from a fixed point in the center of the plane. The parts of the circle are circumference, radius, diameter, chord, tangent, secant, arc of a circle, and segment in a circle.

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