Test: Area Related to Circles - 4 - Class 10 MCQ

The area of a circle is 38.5 sq. cm. Its circumference is

The circumference of a circle whose diameter is 4.2cm is

The length of the wire is 66m. The number of circles of circumference 13.2cm can be made from the wire is

The number of rounds that a wheel of diameter 7/11 m will make in going 4 km is

The circumference of a circle exceeds its diameter by 120cm, then its radius is

The area of a square inscribed in a circle of diameter ‘d’ is

The distance covered by a circular wheel of diameter ‘d’ in 100 revolutions is

The radius of the circle whose area is equal to the sum of the areas of the two circles of radii 24cm and 7cm is

The radius of the circle whose circumference is equal to the sum of the circumferences of the two circles of radii 24cm and 7cm is

The perimeter of a semicircular protractor whose radius is 7cm is

If the radius of the circle is cm, then its area is

The area of a circle is 2464 sq. cm, then its diameter is given by

If ‘r’ is the radius of a circle, then its perimeter is given by

The area of the square that can be inscribed in a circle of radius 12cm is

The area of the circle that can be inscribed in a square of side 10cm is

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

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

If the sum of the circumferences of two circles with radii R₁and R₂ is equal to the circumference of a circle of radius R, then

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

The diameter of a circular park is 17.5 m. It is surrounded by a path of width 3.5 m. The area of the path is given by

The radii of two concentric circles are 19cm and 16cm. The area of the ring enclosed between them is

If the difference between the circumference and radius of a circle is 37 m, then the circumference of the circle is given by