Basic College Mathematics (9th Edition)

Published by Pearson
ISBN 10: 0321825535
ISBN 13: 978-0-32182-553-7

Chapters 1-9 - Cumulative Review Exercises: 21

Answer

The figure is a right angled triangle. The perimeter is $56$ miles and the area is $84$ sq miles.

Work Step by Step

1. Find the name of the figure: Right angled triangle 2. Find the perimeter of the triangle Let $P =$ the perimeter $P = a + b + c$ $P = 7 + 24 + 25$ $P = 56$ miles 3. Find the area of the triangle Let $A=$ area of the triangle $A = (base \times height) \div 2$ $A = (7 \times 24) \div 2$ $A = 168 \div 2$ $A = 84$ sq miles
Update this answer!

You can help us out by revising, improving and updating this answer.

Update this answer

After you claim an answer you’ll have 24 hours to send in a draft. An editor will review the submission and either publish your submission or provide feedback.