1mark 2019 CA1 P6 Paper1 River Valley P6 / River Valley / 2019 / CA1 / Paper 1 – Q04 [1 mark] Question: Which two lines in the square grid below are perpendicular to each other? Solution: Similar Posts P6 / Methodist Girls / 2019 / SA1 / Paper 2 – Q01 [2 marks] P6 / CHIJ / 2019 / CA1 – Q02 [2 marks]