1.

In figure, find the values of x, y and z.

Answer»

From figure, y = 25° [Vertically opposite angles are equal] 

Now ∠x + ∠y = 180° [Linear pair of angles] 

x = 180 – 25

x = 155° 

Also, z = x = 155° [Vertically opposite angles] 

Answer: y = 25° and z = 155°.



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