9. If ZDAB=(5y+12) and ZABC =(2y+14)' , what value of y is needed in order for ABCD to be a parallelogram? Find MLABC using this value. 9.

Algebra & Trigonometry with Analytic Geometry
13th Edition
ISBN:9781133382119
Author:Swokowski
Publisher:Swokowski
Chapter8: Applications Of Trigonometry
Section8.2: The Law Of Cosines
Problem 3E
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9. If ZDAB = (5y+12) and ZABC = (2y+14)', what value of y is needed in order for ABCD to be a
parallelogram? Find MLABC using this value.
9.
Transcribed Image Text:9. If ZDAB = (5y+12) and ZABC = (2y+14)', what value of y is needed in order for ABCD to be a parallelogram? Find MLABC using this value. 9.
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