If AB || CD, EF ⊥ CD and ∠GED = 135° as per the figure given below.
Find the value of ∠AGE?
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Answer:
Given,
AB∥CD, EF⊥CD, ∠GED=126
∘
According to the question,
∠FED=90
∘
(EF⊥CD)
Now,
∠AGE=∠GED (Since, AB∥CD and GE is transversal. Alternate interior angles.)
∴∠AGE=126
∘
Also,
∠GEF=∠GED−∠FED
⇒∠GEF=126
∘
−90
∘
⇒∠GEF=36
∘
Now,
∠FGE+∠AGE=180
∘
(Linear pair)
⇒∠FGE=180
∘
−126
∘
⇒∠FGE=54
∘
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