NCERT Class 10 Chapter 12 Areas Related to Circles CBSE Board Sample Problems Multiple Choice Question

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Question

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

1. 31cm

2. 25cm

3. 62cm

4. 50cm

Question

The radius of a circle is cm, then the area of the circle is

Question

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

1. 22:7

2. 14:11

3. 7:22

4. 11:14

Question

The circumference of circle is 1 54m, then radius is

1. 7m

2. 14m

3. 7.5

4. None of these

Question

If the sum of circumferences of two circles with radii R1 and R2 is equal to the circumference of the circle of radius R then

4. None of The Above

Question

The circumference of a circular field is 528 cm. Then its radius is

1. 42cm

2. 84cm

3. 72cm

4. 56cm

Question

The area of in circle of an equilateral triangle is . The perimeter of the triangle is

1. 71.5cm

2. 71.7cm

3. 72.3cm

4. 72.6cm

Question

The radius of a bicycle wheel ¡s 14cm. The distance covered by the wheel after making 50 complete rotation is

1. 88cm

2. 2200 cm

3. 440 cm

4. 4400 cm

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