1.1 1.2 1.3 measurements to Sam finds the volume of an object with measurements 3 m long; 250 cm wide and 1 700 mm high. Una finds the area of a quilt with length 3 170 mm and breadth 240 cm. Zola finds the volume of a box which is 0,045 m by 355 mm by 15 cm. Sara walks 240 000 cm to her office. Convert this distance to kilometres. Convert these window measurements to metres: 2 3 3.1 3 250 mm 3.2 215 cm 3.3 2 945 mm 4 Convert: 4.1 125 cm to mm 4.2 390 mm to cm 4.3 0,63 cm to mm 4.4 3 300 mm to m 4.5 50 000 cm to m 4.6 895 cm to m 4.7 7,2 km to m 4.8 0,45 km to cm 4.9 0,45 m to mm 4.10 4 250 m to km 4.11 15 000 m to km 4.12 5 .1 2 B 2 900 m to km Sara's house has six windows that need curtains. The windows have the following widths: 2,1 m; 1 900 mm; 900 mm; 130 cm; 1,9 m; 1 200 mm Convert all the measurements to metres. Add the widths of the windows. She needs to buy a length of curtaining tape which is double the breadth of the windows. How many metres should she buy?