A target with a black circular center and a white ring of uniform width is to be made. If the radius of the center is to be 3 cm, how wide should the ring be so that the area of the ring is the same as the area of the center? A. 1.232 ?? B. 1.263 ?? C. 1,252 ?? D. 1.243 ??b

A target with a black circular center and a white ring of uniform width is to be made. If the radius of the center is to be 3 cm, how wide should the ring be so that the area of the ring is the same as the area of the center? A. 1.232 ?? B. 1.263 ?? C. 1,252 ?? D. 1.243 ??b

Elementary Geometry For College Students, 7e

7th Edition

ISBN:9781337614085

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

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

Chapter9: Surfaces And Solids

Section9.3: Cylinders And Cones

Problem 36E: For a right circular cone, the slant height has a measure equal to twice that of the radius length...

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Question

A target with a black circular center and a white ring of uniform width is
to be made. If the radius of the center is to be 3 cm, how wide should the ring be
so that the area of the ring is the same as the area of the center?
A. 1.232 ?? B. 1.263 ?? C. 1,252 ?? D. 1.243 ??b

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