Q. 255.0( 3 Votes )

# In the given figure, and Find the values of and

DCF = DAB

x = 75° [Exterior angle is equal to the interior opposite angle.]

Now,

DCF + DEF = 180° [Opposite angles of a cyclic quadrilateral]

x + y = 180°

75° + y = 180°

y = 105°

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