In trapezoid ABCD, AB || DC and mZA = AD = 4, and BC = 90°. If AB = 7, 5, find the two possible lengths for side DC.

Elementary Geometry For College Students, 7e
7th Edition
ISBN:9781337614085
Author:Alexander, Daniel C.; Koeberlein, Geralyn M.
Publisher:Alexander, Daniel C.; Koeberlein, Geralyn M.
Chapter4: Quadrilaterals
Section4.4: The Trapezoid
Problem 48E
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In trapezoid ABCD, AB || DC and mZA =
AD = 4, and BC =
90°. If AB =
7,
5, find the two possible lengths for side
DC.
Transcribed Image Text:In trapezoid ABCD, AB || DC and mZA = AD = 4, and BC = 90°. If AB = 7, 5, find the two possible lengths for side DC.
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