Question

Rio has a mobile car wash business.
he has a tank for water in his van.

the tank is in the shape of a cuboid 0.9m wide and 0.9m long.
when full the water in the tank is 0.4m deep.
Rio uses 45 litres of water to wash each car.
1m3=1000 litres
Rio thinks there is enough water in a full tank to wash 8 cars.

Is Rio correct?

Answer 1

Answer:

draw a line segment pq = 4cm.

(ii) now, open the compass more than half the length of the side pq. with p as center and radius equal than half of pq, draw an arc on both sides of pq.

Answer 2

Answer:

here's explanation in attachment