Question
The figure shows 4 triangles. If the sum of ∠z and ∠r is 113° , find the sum of ∠f + ∠t + ∠i + ∠p.
2 m

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The figure shows 4 triangles. If the sum of ∠z and ∠r is 113° , find the sum of ∠f + ∠t + ∠i + ∠p.