Question

10. In the figure AB = BC. EA = ED and DE | BC. Prove that CAD is a right angle
A
E
B
c
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Answer 1

Answer:

In triangles ADC and CBA, we have

AB=CD ......... (given);

AD=BC ......... (given);

AC=AC ......... (common side).

By S.S.S congruency condition,

△ADC≅△CBA [henceproved]