1. There are 42 ⋅ 195 km in a standard marathon race. A standard running track has a distance of 400 m for each circuit. How many times would you have to run around the running track to complete the distance required for a marathon? Give your answer to the nearest whole number.
2. Find the area and perimeter of the following shapes. Give your answer to one decimal place. 32 m
(i) 32 m 30 m 16 m 64 m (v) 10 m 300 cm (ix) 15 cm 0.3 m 0.4 m 30 cm 500 mm 1 650 cm
3. Find the area of the shaded sections in the diagrams provided. Give your answer to two decimal places where needed. (i)
(ii) 7 m 9 m 9 m 18 m (v)
5 cm 5 cm
0.15 m 210 mm (vi) 2 cm 30 mm (vii) 31 cm 16 cm
4. The diagram shows a circle drawn inside a square. The circle has a radius of 6 cm. The square has a side of length 12 cm.
(i) Calculate the area of the shaded region. Give your answer in terms of π.
(ii) Express the shaded area as a percentage of the area of the square to one decimal place.
12 cm 17 cm (viii) 12 m 12 √
_ 2 m
18 m 13 m 850 cm 350 mm (iii) 10 m (iv) 0.2 m 10 cm 10 cm (x) 10 m (vi) 0.3 m
5 cm 5 cm
40 cm 30 cm 8 000 mm 8 m 6.5 m 4 m (xi) 5 cm 0.12m 16 cm (vii) 170 mm (viii) 16 m 12 cm (ii) 5 cm 3 cm 6 cm 9 m (iii) (iv) 7 m