Mensuration

Question 1 of 10

A sphere has volume 36π cm³. Its radius is

Question 2 of 10

A sector of angle 216° from a circle of radius 10 cm is folded into a cone. Find the base radius of the cone.

Question 3 of 10

The perimeter of a semicircle of radius 7 cm (including the diameter) is (π = 22/7)

Question 4 of 10

Find the area of a sector of angle 60° in a circle of radius 6 cm (π = 3.14).

Question 5 of 10

A cylinder of radius 7 cm is filled with water to a depth of 10 cm. A stone is dropped in and the water rises 2 cm. The volume of the stone is (π = 22/7)

Question 6 of 10

Find the area of a semicircle of radius 7 cm. (Take π = 22/7.)

Question 7 of 10

The total surface area of a closed cylinder of radius 7 cm and height 10 cm is (π = 22/7)

Question 8 of 10

Find the total surface area of a cuboid 5 cm × 4 cm × 3 cm.

Question 9 of 10

A rectangular tank 2 m by 1.5 m by 1 m is full of water. How many litres does it hold?

Question 10 of 10

Find the area of a trapezium with parallel sides 8 cm and 12 cm and height 5 cm.