In a ΔXYZ, if ∠X = 90° and ∠Z = 48°, find ∠Y. – InterviewSolution

1.

In a ΔXYZ, if ∠X = 90° and ∠Z = 48°, find ∠Y.

Answer»

We know that the sum of the angles of a triangle is 180^o.

∴ ∠X + ∠Y + ∠Z = 180^o

= 90^o + ∠Y + 48^o = 180^o

= 138^o + ∠Y = 180^o

= ∠Y = 180^o– 138⁰

= ∠Y = 42^o

Hence, the measures of ∠Y is 42^o.

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