Question
The figure consists of 3 identical triangles. DE is a straight line. If ∠g + ∠h = 108°, what is the sum of ∠f, ∠i, ∠j and ∠k?
2 m

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The figure consists of 3 identical triangles. DE is a straight line. If ∠g + ∠h = 108°, what is the sum of ∠f, ∠i, ∠j and ∠k?