Question
The figure shows 4 triangles. If the sum of ∠x and ∠z is 137° , find the sum of ∠v + ∠r + ∠e + ∠j.
2 m

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The figure shows 4 triangles. If the sum of ∠x and ∠z is 137° , find the sum of ∠v + ∠r + ∠e + ∠j.