Question
LNS, MNR and PNQ are straight lines. Given that ∠t = ∠u = 40°, ∠v = 116°, ∠w = 99° and ∠x = 25°, find ∠y.
3 m

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LNS, MNR and PNQ are straight lines. Given that ∠t = ∠u = 40°, ∠v = 116°, ∠w = 99° and ∠x = 25°, find ∠y.