please answer this question quickly
in the figure if AB//DC, angle CDE=53',then angle DCE=?
a)72'
b)92'
c)66'
d)88'
with explanation
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Answer:
92
Step-by-step explanation:
since ab//de
a=a=35 by alternate interior angles
now I triangle cde
c+d+e=180 degree ( asp)
53+35+c=180
or c=180-88=92
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