1mark 2020 ACS P6 Paper1 SA2 P6 / ACS / 2020 / SA2 Prelims / Paper 1 – Q18 [1 mark] Question: In the figure below, BD is 20 cm and CD is 8 cm. AD is 1/4 of BD. Find the area of triangle ABC. Solution: Similar Posts P6 / Nan Hua / 2020 / SA2 Prelims / Paper 1 – Q22 [2 marks] P6 / Catholic High / 2020 / SA2 Prelims / Paper 1 – Q17 [1 mark]