Algebra 1: Common Core (15th Edition)

Published by Prentice Hall
ISBN 10: 0133281140
ISBN 13: 978-0-13328-114-9

Chapter 11 - Rational Expressions and Functions - Chapter Review - Page 716: 10



Work Step by Step

The area of the triangle is: $\frac{1}{2}a\times h=\frac{1}{2}x\times2=x$ The area of the rectangle is: $l\times w=x(x+2)$ Therefore, percent shaded is: $\frac{S_{triangle}}{S_{rectangle}}=\frac{x}{x(x+2)}=\frac{1}{x+2}$
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