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Class 10 Maths Chapter 12 Areas Related To Circles Quiz 1 (25 MCQs)

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1. If the wheel of an engine of a train is $4\frac{2}{7}$
2. The perimeter of the circle is equal to that of a square, then the ratio of their areas is
3. The distance between (3, k) and (5, 6) is $2\sqrt{2}$
4. The length of minute hand of a clock is 5 cm. Find the area swept by the minute hand during the time 6:05 am and 6:40 am
5. If the curcumference of a circle is 132cm, then radius of the circle is .....
6. The length of the minute hand of a clock is 21 cm. The area swept by the minute hand in 10 minutes is
7. A circular park has a path of uniform width around it. The difference between the outer and inner circumferences of the circular park is 132 cm Its width is
8. What is the part of a circle enclosed between a chord and the corresponding arc called?
9. What is the measure of an angle in a semi-circle?
10. Area of segment of a circle =
11. $\frac{1}{4}\times\pi r^2$
12. ABCD is a trapezium such that BC II AD and AB=4cm. If the diagonals AC and BD intersect at 0 such that AO/OC = DO/B =1/2, then BC=
13. The length of the minute hand of a clock is 14 cm. The area swept by the minute hand in 5 minutes is
14. Find the area of a sector of circle of radius 21 cm and central angle 120$^\circ$.
15. The area of a circle is equal to the sum of the areas of two circles of radii 24 cm and 7 cm. The diameter of the new circle is
16. The perimeter of a sector of a circle whose central angle is 90$^\circ$ and radius 7 cm is
17. Central angle in a quarter circle is .....
18. A point P is 10 cm from the center of the circle. The length of the tangent drawn from P to the circle is 8 cm. The radius of the circle is equal to .....
19. A circular wire of radius 42 cm is cut and bent into the form of a rectangle whose sides are in the ratio of 6:5. The smaller side of the rectangle is
20. $\pi=$
21. If the perimeter of a circle is equal to that of a square, then the ratio of their areas is:
22. The area of the square that can be inscribed in a circle of radius 8 cm is
23. If the sum of the circumferences of two circles with radii $R_1$ $R_2$
24. If the circumference of a circle is 66 cm, the area of the circle is
25. The difference between the circumference and radius of a circle is 37 cm. The area of the circle is
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