1mark 2019 ACS CA1 P6 P6 / ACS / 2019 / CA1 – Q02 [1 mark] Question: XY is a straight line as shown in the figure. Find ∠a. Solution: Similar Posts P6 / ACS / 2018 / SA1 / Paper 1 – Q07 [1 mark] P6 / Maris Stella / 2019 / SA2 / Paper 2 – Full Paper Solution (with Video)