Question:
a) A part of the wheel of a wheelbarrow was coated with paint as shown in the diagram. The diagram below showed the marking made by the wheel when it moved through a distance.
Find the circumference of the wheel.
b) PQRS is a square. T is the mid-point of PS. TQ = TR. Find the area of the shaded parts. (Take π = 3.14)
Solution:
![P6 / ACS / 2019 / CA1 – Q20 [3 marks]](https://i0.wp.com/sgprimaths.com/wp-content/uploads/2021/01/P6_ACS_2019_CA1_Q20-Qns.jpg?resize=400%2C260&ssl=1)