Question
In the figure, NOP, QOR, SOT and UOV are straight lines. Find ∠c + ∠t + ∠v + ∠w + ∠x + ∠z + ∠a + ∠b.
2 m

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In the figure, NOP, QOR, SOT and UOV are straight lines. Find ∠c + ∠t + ∠v + ∠w + ∠x + ∠z + ∠a + ∠b.