Question
In the figure, UVXY, WVDC, WXZA, YZBC and UDBA are straight lines. Find the value of ∠q + ∠r + ∠s + ∠t.
3 m

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In the figure, UVXY, WVDC, WXZA, YZBC and UDBA are straight lines. Find the value of ∠q + ∠r + ∠s + ∠t.