The figure shows a rectangular piece of paper 56 cm by 8 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 N, P and Q in Figure 2.
(a)
Area of the rectangular piece of paper
= 56 x 8
= 448 cm
2 (b)
Areas of R and S
= 8 x 8
= 64 cm
2 Total area of N, P, and Q
= 448 - 64
= 384 cm
2 Answer(s): (a) 448 cm
2; (b) 384 cm
2