Answer
A) 3
B) 2.5
Work Step by Step
We see that the length of A is:
$$ =4.5-1.5 =3 $$
We see that the length for part B is:
$$=4.5-2 =2.5$$
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 P - Preliminary Concepts - P.3 - Informal Geometry and Measurement - Exercises P.3 - Page 23: 17
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