The figure shows a rectangular piece of paper 43 cm by 6 cm which is coloured on one side. It is folded along the dotted line to form Figure 2.
- Find the area of the rectangular piece of paper.
- Find the total area of M, N and P in Figure 2.
(a)
Area of the rectangular piece of paper
= 43 x 6
= 258 cm
2 (b)
Areas of Q and R
= 6 x 6
= 36 cm
2 Total area of M, N, and P
= 258 - 36
= 222 cm
2 Answer(s): (a) 258 cm
2; (b) 222 cm
2