2. Find the height of a triangle if the base is 12cm and the area 42cm²
3. The area of a trapezium is
4. Find the area of a circle whose diameter is 7cm, take pie = 3.14
5. Which has a greater volume: (i) 4cm × 4cm × 4cm cube or (ii) 3cm × 7cm × 3cm cuboid or (iii) 4cm × 5cm × 3cm cuboid
6. The base of a cylinder is a
7. How many edges has a cone?
8. If the volume of a cube is 64cm³, what is the dimension?
9. Which of these is not a three dimensional shape?
10. A room is 10m long and 5m wide. A square carpet of side 3m is laid on it. Find the area of the room not carpeted.