in the following pic. AB is parallel to CD.FIND the measure of angle 2
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in the following pic. AB is parallel to CD.FIND the measure of angle 2
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ANSWER:
60°
Step-by-step explanation:
angle 1 + angle DCE = 180° ( consecutive angles)
angle 1 + 75° = 180 °
angle 1 = 180-75 = 105°
angle BE2 = angle 1 ( Vertically.
Opposite Angles )
=> angel BE2 = 105°
now in triangle BE2
15° + 105° + angle 2 = 180°
=> angle 2 = 180 - 15 - 105
=> angle 2 = 60°