Question
The figure shows 4 triangles. If the sum of ∠x and ∠r is 130° , find the sum of ∠p + ∠w + ∠z + ∠q.
2 m

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The figure shows 4 triangles. If the sum of ∠x and ∠r is 130° , find the sum of ∠p + ∠w + ∠z + ∠q.