Elementary Geometry for College Students (7th Edition) Clone

Published by Cengage
ISBN 10: 978-1-337-61408-5
ISBN 13: 978-1-33761-408-5

Chapter 8 - Section 8.2 - Perimeter and Area of Polygons - Exercises - Page 369: 1

Answer

30 in

Work Step by Step

Lets give the name ABC to the right triangle By pythagoras theorem $AB^{2}$ =$AC^{2}$ + $CB^{2}$ $AB^{2}$ = $5^{2}$ + $12^{2}$ $AB^{2}$ = 25 + 144 AB = 13 By definition of perimeter, The perimeter of the triangle ABC = AB+BC+CA =13 + 5 +12 =30 in
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