Algebra 1

Published by Prentice Hall
ISBN 10: 0133500403
ISBN 13: 978-0-13350-040-0

Chapter 2 - Solving Equations - 2-8 Proportions and Similar Figures - Practice and Problem-Solving Exercises - Page 136: 30

Answer

A) 1:2 B) 1:3

Work Step by Step

8,5 - 1 by 11 - 1 = 7.5 by 10 usable area of the paper --- Sketch of painting is 30"w by 22.5"h . Upright paper is 7.5"w by 10"h. The height can fit twice, so the scale is 1:2. Sideways paper is 10"w by 7.5'h. The width and height can fit 3 times, so the scale is 1:3.
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