Question
The figure consists of 3 identical triangles. DE is a straight line. If ∠s + ∠t = 118°, what is the sum of ∠r, ∠v, ∠w and ∠x?
2 m

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The figure consists of 3 identical triangles. DE is a straight line. If ∠s + ∠t = 118°, what is the sum of ∠r, ∠v, ∠w and ∠x?