Juan is making a collage, and he planned to form a circle by putting together various pieces of construction paper. Given the formula of the area of the circle A = πr². (a)Find the inverse of the area in terms of radius. (b)Use the inverse to find the radius of a circle with an area of 48cm²

Algebra: Structure And Method, Book 1
(REV)00th Edition
ISBN:9780395977224
Author:Richard G. Brown, Mary P. Dolciani, Robert H. Sorgenfrey, William L. Cole
Publisher:Richard G. Brown, Mary P. Dolciani, Robert H. Sorgenfrey, William L. Cole
Chapter8: Introduction To Functions
Section8.9: Direct Variation
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Juan is making a collage, and he planned to form a circle by putting together various pieces of construction paper. Given the formula of the area of the circle A = πr².

(a)Find the inverse of the area in terms of radius.

(b)Use the inverse to find the radius of a circle with an area of 48cm²

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