Q. 14.8( 6 Votes )
In Fig. 16.176, Δ ABC is an equilateral triangle. Find m∠BEC.
Triangle ABC is an equilateral triangle
∠BAC = 60o
∠BAC + ∠BEC = 180o (Opposite angles of quadrilateral)
60o + ∠BEC = 180o
∠BEC = 120o
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In the given figure, O is the centre of a circle and ∠BCO = 30°. Find x and y.
RS Aggarwal & V Aggarwal - Mathematics