1mark 2019 CA1 P6 Paper1 River Valley P6 / River Valley / 2019 / CA1 / Paper 1 – Q09 [1 mark] Question: In the figure, AB and CD are straight lines. Which one of the following statements is true? Solution: Similar Posts P6 / Maris Stella / 2020 / SA2 Prelims / Paper 1 – Q29 [2 marks] P6 / Nanyang / 2019 / CA1 / Paper 1 – Q12 [2 marks]