Question
In the figure, RSWY, UTWX and QSTV are three straight lines.  ∠b = 67° and ∠f = 65°. Find the value of ∠a + ∠c + ∠d + ∠e.
2 m

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In the figure, RSWY, UTWX and QSTV are three straight lines.  ∠b = 67° and ∠f = 65°. Find the value of ∠a + ∠c + ∠d + ∠e.