Area
Practice Area MCQs from Mensuration — Mathematics.
A wire is in the shape of a circle of radius 7 cm. If it is bent into a square, what is the area of the square?
Calculate the area of the ring between two concentric circles of radii 10 cm and 7 cm.
If the area of an equilateral triangle is 9*sqrt(3) sq. cm, find its perimeter.
The area of a trapezium is 105 sq. cm and its height is 7 cm. If one of the parallel sides is 12 cm, find the other.
A rectangular park 30 m long and 20 m wide has two paths each 2 m wide running in the middle. Find the area of the paths.
The area of a circle inscribed in a square of side 14 cm is:
What is the area of a square inscribed in a circle of radius 5 cm?
If the sides of a triangle are in the ratio 3:4:5 and its perimeter is 36 cm, find its area.
The base and altitude of a triangle are in ratio 3:2. If the area is 108 sq. cm, find the base.
Find the area of a rhombus whose perimeter is 52 cm and one diagonal is 10 cm.
What is the ratio of the area of a circle to the area of its circumscribed square?
A square and an equilateral triangle have the same perimeter. What is the ratio of their areas?
Find the area of a trapezium whose parallel sides are 25 cm and 13 cm and non-parallel sides are 10 cm each.
The length of a rectangle is increased by 20% and its breadth is decreased by 20%. The net change in area is:
Three circles of radius 7 cm each are placed such that each touches the other two. Find the area of the region enclosed by them.
If the area of a circle is doubled, its radius increases by a factor of:
The area of the largest triangle that can be inscribed in a semi-circle of radius r is:
A square is inscribed in an equilateral triangle of side 12 cm. Find the area of the square.
What is the area of a segment of a circle of radius 10 cm, if the chord subtends a right angle at the center? (pi=3.14)