Answer
$\frac{3a}{20}$
Work Step by Step
Use the formula for the area of a rectangle:
$A=bh=(\frac{2a}{5b})(\frac{3b}{8})=\frac{6ab}{40b}=\frac{(/\!\!2)(3)a/\!\!b}{(/\!\!2)(20)/\!\!b}=\frac{3a}{20}$
Geometry: Common Core (15th Edition)
by Charles, Randall I.
Published by
Prentice Hall
ISBN 10:
0133281159
ISBN 13:
978-0-13328-115-6
Chapter 1 - Tools of Geometry - 1-8 Perimeter, Circumference, and Area - Practice and Problem-Solving Exercises - Page 67: 57
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