Answer
(a) rectangle
(b) rhombus
Work Step by Step
(a) A parallelogram with congruent diagonals is a rectangle.
(b) A parallelogram with perpendicular diagonals is a rhombus.
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 4 - Section 4.3 - The Rectangle, Square, and Rhombus - Exercises - Page 204: 3
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