Question
The figure is not drawn to scale. It has three parallel lines and two isosceles triangles. ∠x and ∠y are in the ratio of 6 : 7 respectively. Find ∠x + ∠y + ∠z.
3 m

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The figure is not drawn to scale. It has three parallel lines and two isosceles triangles. ∠x and ∠y are in the ratio of 6 : 7 respectively. Find ∠x + ∠y + ∠z.