Transcript Area of irregular shapes

Area of irregular shapes
Example
Work out the area and perimeter for each of the following
(i)
9cm
6cm
5cm
10cm
2m
(ii)
7m
2m
4m
12m
(iii)
11cm
4cm
6cm
10cm
4cm
7cm
(iv)
20cm
3cm
16cm
3cm
15cm
15cm
Example
Work out the area shaded in each of the following diagrams
(i)
6 cm
4 cm
2 cm
8 cm
(ii)
15cm
14cm
17cm
18cm
(iii)
9m
5m
7m
5m
5m
34m