find the solution for the given
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hey there....I named this diagram for proper explanation
......
Now 2)..........angleBAC= angle AED
[alternative interior angles]
now in ∆DEC ....angleD +angle C +angleE= 180
40°+angleC+80°=180
angle C = 180°-120°
= 60°
......
Now 2)..........angleBAC= angle AED
[alternative interior angles]
now in ∆DEC ....angleD +angle C +angleE= 180
40°+angleC+80°=180
angle C = 180°-120°
= 60°
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