Question
PSLE
In the figure, YZAC is a rectangle and CBA is a straight line. ∠YCZ = 31° and ∠ZBA = 81° , find ∠CZB.
2 m

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PSLE
In the figure, YZAC is a rectangle and CBA is a straight line. ∠YCZ = 31° and ∠ZBA = 81° , find ∠CZB.