Consider the figure-If - A -50- - B -70- and x -2 y- then find the value of x - y - ACB-

X + y = ∠ A + ∠ B (exterior angle property) = 120^∘ also, x = 2y thus, 3y = 120^∘ or y = 40^∘ Hence, x = 80^∘ x + y +∠ACB = 180^∘ ...

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Exterior Angle of a Triangle and Its Property

Consider the ...

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Consider the figure:

If $∠$ A = $50^{\circ}$ , $∠$ B = $70^{\circ}$ , and x = 2y, then find the value of x + y+ $∠$ ACB.

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