Answers

2016-03-20T16:26:02+05:30
B=72
ECD=72
CED=36
AED=144
Hope they are correct
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sides*
hence a+b=180 b=72
ecd=108 hence ecd=72
wrong
how?
2016-03-20T17:03:51+05:30
As the figure is a parallelogram,
∠a+∠b=180°
so,∠b=78°
∠ECD=78°(since ab ║ce)
∠CED=78°
∠AED=24°
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