Study the figure.
- Find the perimeter of one small rectangle.
- Find the perimeter of the whole figure.
(a)
Length = 3 u
Breadth = 1 u
4 u = 44
1 u = 44 ÷ 4 = 11
3 breadth = 1 length of the small rectangle
= 3 x 11
= 33 m
Perimeter of one small rectangle
= 33 + 11 + 33 + 11
= 88 m
(b)
Length of the large rectangle
= 4 u
= 4 x 11
= 44 m
Perimeter of whole figure
= 44 + 33 + 44 + 33
= 154 m
Answer(s): (a) 88 m; (b) 154 m