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Question

In the given figure, AB||CD and EF is a transversal.IfAEF=65,DFG=30,EGF=90 and GEF=x,find the value of x.

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Solution

ANSWER:
It is given that, AB || CD and EF is a transversal.
EFD=AEF
(Pair of alternate angles)
EFD=65
EFG+GFD=65
EFG+30=65EFG=6530=35
In EFG,
EFG+GEF+EGF=180
(Angle sum property)
35+x+90=180
125+x=180
x=180125=55
Thus, the value of x is55.


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