Question
The figure shows 4 triangles. If the sum of ∠h and ∠d is 108°, find the sum of ∠e + ∠i + ∠z + ∠c.
2 m

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The figure shows 4 triangles. If the sum of ∠h and ∠d is 108°, find the sum of ∠e + ∠i + ∠z + ∠c.