Consider the figure: If ∠ A = 50 ∘ , ∠ B = 70 ∘ and x = 2y, then x+y is equal to (in degrees) __ Options:

Consider the figure:If ∠A = 50∘, ∠B = 70∘ and x = 2y, then x+y is

Question

Consider the figure:

If $∠$ A = $50^{\circ}$ , $∠$ B = $70^{\circ}$ and x = 2y, then x+y is equal to (in degrees)

Options:

Answer: Option A
:

By Exterior angle property of triangles,
x + y = $∠$ A + $∠$ B
= $50^{\circ}$ + $70^{\circ}$
= $120^{\circ}$

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