Mensuration
Practice Mensuration MCQs from the Mathematics syllabus.
If the surface area of a sphere is S, what is the surface area of a hemisphere of the same radius?
A well with 14 m inside diameter is dug 10 m deep. Find the inner curved surface area.
If the height of a cylinder is doubled and the radius is halved, the new curved surface area will be:
A square sheet of side 44 cm is rolled along its side to form a cylinder. Find the radius of the cylinder.
Find the area of a square whose diagonal is 10 cm.
What is the surface area of a sphere whose volume is 4.5π cubic units?
A solid cylinder has a total surface area of 462 sq. cm. Its curved surface area is one-third of its total surface area. Find the radius of the cylinder.
How many bricks each of size 25cm x 10cm x 8cm will be required to build a wall 5m long, 3m high and 16cm thick?
Find the ratio of the total surface area to the curved surface area of a cylinder of radius r and height h.
If the diameter of a sphere is decreased by 25%, by what percentage does its surface area decrease?
A metallic sphere of radius 10.5 cm is melted and then recast into small cones, each of radius 3.5 cm and height 3 cm. Find the number of cones.
Find the total surface area of a hollow cylinder open at both ends, if its length is 12 cm, external radius is 4 cm and thickness is 1 cm.
The surface area of a sphere is 5544 sq. cm. Its volume is:
What is the area of a rhombus whose diagonals are 16 cm and 12 cm?
The slant height of a square pyramid is 5 cm and the side of the base is 6 cm. Find its total surface area.
A cube's total surface area is numerically equal to its volume. What is the side of the cube?
Three cubes of sides 3cm, 4cm and 5cm are melted to form a single cube. Find the total surface area of the new cube.
The ratio of the total surface area to the curved surface area of a cylinder is 3:2. If the total surface area is 462 sq. cm, find its volume.
Find the area of a circle inscribed in an equilateral triangle of side 12 cm.
A hemispherical bowl of internal radius 9 cm is full of liquid. The liquid is to be filled into cylindrical bottles of radius 1.5 cm and height 4 cm. How many bottles are needed?