Question:
The figure below is made up of a rectangle and two different quarter circles. The radius of the big quarter circle is 6 cm and the radius of the small quarter circle is 4 cm. (Take π = 3.14)
(a) Find the perimeter of the shaded part.
(b) Find the area of the shaded part.
Solution:
![P6 / Nan Hua / 2020 / SA2 Prelims / Paper 2 – Q10 [4 marks]](https://i0.wp.com/sgprimaths.com/wp-content/uploads/2020/09/P6_Nan_Hua_2020_SA2_Paper2_Q10-Qns.jpg?resize=400%2C153&ssl=1)
![P6 / Singapore Chinese Girls / 2019 / SA2 / Paper 2 – Q05 [2 marks]](https://i0.wp.com/sgprimaths.com/wp-content/uploads/2020/07/P6_SCGS_2019_Prelims_Paper2_Q05-Qns.jpg?resize=400%2C260&ssl=1)