Welcome to your Class 10 Maths MCQs for Areas Related to Circles

1.
If the sum of the areas of two circles with radii R1 and R2 is equal to the area of a circle of radius R, then

2.
If the circumference of a circle and the perimeter of a square are equal, then

3.
The area of a sector of a circle with radius 6 cm if the angle of the sector is 60°.

4.
Area of the largest triangle that can be inscribed in a semi-circle of radius r units, in square units is:

5.
Area of the circle with radius 5cm is equal to:

6.
The area of the circle that can be inscribed in a square of side 8 cm is

7.
The perimeter of a circle having radius 5cm is equal to:

8.
The area of the circle that can be inscribed in a square of side 6 cm is

9.
The area of the square that can be inscribed in a circle of radius 8 cm is

10.
In a circle of radius 21 cm, an arc subtends an angle of 60° at the centre. The length of the arc is;

11.
The area of the square that can be inscribed in a circle of radius 8 cm is

12.
If the perimeter of a circle is equal to that of a square, then the ratio of their areas is:

13.
The radius of a circle whose circumference is equal to the sum of the circumferences of the two circles of diameters 36 cm and 20 cm is

14.
Area of a sector of angle p (in degrees) of a circle with radius R is

15.
It is proposed to build a single circular park equal in area to the sum of areas of two circular parks of diameters 16 m and 12 m in a locality. The radius of the new park would be