Answer
16
Work Step by Step
To find better estimate of the area of the figure. by using average of the results in parts (a) and (b)
result of (1) = 12
result of (2) = 20
Average = $\frac{(1)+(2)}{2}$ = $\frac{12+20}{2}$ = 16
Elementary Geometry for College Students (7th Edition)
by Alexander, Daniel C.; Koeberlein, Geralyn M.
Published by
Cengage
ISBN 10:
978-1-337-61408-5
ISBN 13:
978-1-33761-408-5
Chapter 8 - Section 8.1 - Area and Initial Postulates - Exercises - Page 361: 56c
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