Page 361 - Math Smart - 7

9 cm

O Find the length of the missing sides. Then calculate
the perimeter and area of this composite figure. 4 cm
5 cm
20 m
O Calculate the perimeter and 5 m
area of the compound shape. 7 cm

25 m

4 m
Calculate the volume of each solid.
a) 3 mm b) 4 cm

3 cm
9 m
3 mm
2 cm
3 mm

d) 4 in e) f)

7.5 cm
n-c-.-:';
14 in. 8 mm 4 mm
12 mm
4.5 cm^
11 in. 7.5 cm
g) h)
8.5 cm
4 cm

10 cm
15 cm

The two cuboids have the same volume.
Calculate the width of cuboid B.
4 cm 5 cm

w
5 cm
10 cm

A box of pencils measures 5 cm by 5 cm by 15 cm.
How many such boxes of pencils can fit In the box shown? 40 cm

35 cm
1.5 m