Question:
The figure below is made up of 2 triangles. The ratio of the area of the small triangle to the area of the big triangle is 7 : 19. The ratio of the shaded area to the area of the small triangle is 3 : 7. The area of the unshaded part of the figure is 240 cm². Find the area of the whole figure.
Solution:
![P6 / Methodist Girls / 2020 / SA2 Prelims / Paper 1 – Q27 [2 marks]](https://i0.wp.com/sgprimaths.com/wp-content/uploads/2022/01/P6_Methodist_Girls_2020_SA2_Paper1_Q27-Qns.jpg?resize=400%2C173&ssl=1)
![P6 / Catholic High / 2020 / SA2 Prelims / Paper 2 – Q08 [3 marks]](https://i0.wp.com/sgprimaths.com/wp-content/uploads/2021/06/P6_SA2_2020_Catholic_High_Paper2_Q08-Qns.jpg?resize=400%2C260&ssl=1)