# In the given figure, AB||CD. Find the value of x.

x=20

Given AB||CD

Therefore,

= [Crossponding angles]

= 95° ___________________ (i)

In CD straight line,

+=180°

115° + = 180°

= 65°

In triangle GHQ,

QGH + GHQ + GQH = 180°

95° + 65° + x = 180°

x = 20°

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