Question:
The figure shows a square with a semicircle and a quarter circle ABC. O is the centre of the semicircle. The length of the square is 10 cm. (Take π = 3.14)
(a) Find the area of the quarter circle ABC.
(b) Find the area of the shaded part.
Solution:
![P6 / ACS / 2020 / SA2 / Paper 2 – Q15 [4 marks]](https://i0.wp.com/sgprimaths.com/wp-content/uploads/2020/09/P6_ACS_2020_SA2_Paper2_Q15-Qns.jpg?resize=400%2C260&ssl=1)
![P6 / Maris Stella / 2019 / SA1 / Paper 2 – Q14 [4 marks]](https://i0.wp.com/sgprimaths.com/wp-content/uploads/2020/04/P6_MarisStella_2019_SA1_Paper2_Q14-Qns.jpg?resize=400%2C166&ssl=1)