Geometry: Common Core (15th Edition)

by Charles, Randall I.

Published by Prentice Hall

ISBN 10: 0133281159

ISBN 13: 978-0-13328-115-6

Chapter 10 - Area - 10-1 Areas of Parallelograms and Triangles - Practice and Problem-Solving Exercises - Page 621: 42

Answer

525 $cm^{2}$

Work Step by Step

Find the area of the parallelogram. A=bh A=15(21) A=315 Find the area of the triangle. A=$\frac{1}{2}$bh A=$\frac{1}{2}$(20)(21) A=210 Add the two areas together 315+210=525

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