In the figure below, if L is parallel to L', then the measure of the angle a, knowing that B measures half of a, is:

Elementary Geometry For College Students, 7e
7th Edition
ISBN:9781337614085
Author:Alexander, Daniel C.; Koeberlein, Geralyn M.
Publisher:Alexander, Daniel C.; Koeberlein, Geralyn M.
Chapter2: Parallel Lines
Section2.1: The Parallel Postulate And Special Angles
Problem 25E: Given: rs Transversal t 1 is a right Prove: 2 is a right
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In the figure below, if L is parallel to L', then the measure of the angle
a, knowing that B measures half of a, is:
60
Indicate the procedure using the applied definitions,
postulates, theorems or lemmas.
Transcribed Image Text:In the figure below, if L is parallel to L', then the measure of the angle a, knowing that B measures half of a, is: 60 Indicate the procedure using the applied definitions, postulates, theorems or lemmas.
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