28 Given: AB DC, = AB 1 BC, DC 1 BC Prove: ADEC is isosceles. B E D C

Elementary Geometry For College Students, 7e
7th Edition
ISBN:9781337614085
Author:Alexander, Daniel C.; Koeberlein, Geralyn M.
Publisher:Alexander, Daniel C.; Koeberlein, Geralyn M.
Chapter1: Line And Angle Relationships
Section1.3: Introduction To Geometric Proof
Problem 37E
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28 Given: AB = DC,
AB 1 BC, DC 1 BC
Prove: ADEC is isosceles.
A
B
m)
E
D
Transcribed Image Text:28 Given: AB = DC, AB 1 BC, DC 1 BC Prove: ADEC is isosceles. A B m) E D
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