Question:
The figure below is made up of two semi-circles and a right-angled triangle ABC. The diameter of the two semi-circles AB and BC are 12 cm and 16 cm respectively. The two semi-circles meet at X. AC is 20 cm. Find the area of the shaded area (Take π = 3.14).
Solution:
![P6 / Catholic High / 2018 / SA1 / Paper 1 – Q29 [2 marks]](https://i0.wp.com/sgprimaths.com/wp-content/uploads/2021/05/P6_SA1_2018_Catholic_High_Paper1_Q29-Qns.jpg?resize=400%2C260&ssl=1)
![P6 / ACS / 2018 / SA1 / Paper 1 – Q18 [1 mark]](https://i0.wp.com/sgprimaths.com/wp-content/uploads/2021/04/P6_SA1_2018_ACS_Paper1_Q18-Qns.jpg?resize=400%2C260&ssl=1)