P6 / Catholic High / 2020 / SA2 Prelims / Paper 2 – Q09 [3 marks]
Question:
A rectangle is made up of four triangles A, B, C and D. The area of A to the area of the rectangle is 1 : 5 while the area of D to the area of rectangle is 1 : 7. The area of B is 140 cm². What is the area of C?
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