The surface area of a cube is 384 cm2. Find
(i) the length of an edge
(ii) volume of the cube.
Solution:
Find the total surface area of a solid cylinder of radius 5 cm and height 10 cm. Leave your answer in terms of n.
Solution:
An aquarium is in the form of a cuboid whose external measures are 70 cm × 28 cm × 35 cm. The base, side faces and back face are to be covered with coloured paper. Find the area of the paper needed.
Solution:
More Solutions:
- If each edge of a cube is tripled, then find how many times will its volume become?
- A closed box is made of 2 cm thick wood with external dimension 84 cm × 75 cm × 64 cm.
- The radius of the base of a right circular cylinder is halved and the height is doubled
- Water flows through a cylindrical pipe of internal diameter 7 cm at 5 m per sec.
- Two cylindrical vessels are filled with milk. The radius of one vessel is 15 cm
- A wooden pole is 7 m high and 20 cm in diameter. Find its weight