Question
The figure shows 4 triangles. If the sum of ∠d and ∠i is 128° , find the sum of ∠s + ∠v + ∠m + ∠j.
2 m

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The figure shows 4 triangles. If the sum of ∠d and ∠i is 128° , find the sum of ∠s + ∠v + ∠m + ∠j.