## Important Questions for Class 10 Maths Areas Related to Circles

**MULTIPLE CHOICE QUESTIONS**

- A wire is in the form of a circle of radius 14cm, then the side of square into which it can be bent is a. 22cm b) 2πc c.(π+14)cm d) 11cm

- 2. If the circumference of a circle increases from 4π to 8π then its area is
- a) Halved b)doubled c)tripled d)quadrupled

- 3. The area of a circle is 38.5 cm
^{2}. Its circumference is- a) 62 cm b) 12.1 cm c) 11 cm d)22 cm

- 4. The area of the square is the same as the area of the circle. Their perimeter are in the ratio
- a) 1:1 b)𝜋:2 c) 2 : π

d) none of these

- a) 1:1 b)𝜋:2 c) 2 : π
- 5. On increasing the diameter of circle by 40%, its area will be increased by
- a) 40% b) 80% . c) 96% d) none of these

- 6. Area of the largest triangle that can be inscribed in a semicircle of radius r units is
- a) r
^{2}sq. units b) 2r^{2}sq. units c) √2r^{2}sq. units d) 3r^{2}sq.units

- a) r
- 7. If the area of a sector of a circle is 5/18 of the area of the circle, then the central angle of the sector is_____ degree
- a) 100 b)90 c)75 d) 60

- 8. If the circumference and the area of the circle are equal, then the radius of the circle is
- a) 2 units b)π units c) 4 units d) 7 units

**SUBJECTIVE TYPE QUESTIONS**

- 9. The length of the minute hand of the clock is 14 cm. Find the area swept by the minute hand from 9:00 to 9:35.
- 10. If the perimeter of a semicircular protractor is 144 cm, find the radius of the protractor
- 11. If the hypotenuse of an isosceles right triangle is 7√2cm, find the area of the circle inscribed in it.
- 12. The length of an arc of a circle of radius 18 cm is 15π cm. Find the central angle of this arc.
- 13. All the vertices of a rhombus lie on a circle. Find the area of the rhombus, if area of the circle is 1256 cm
^{2 } - 14. Find the area of largest triangle that can be inscribed in a semicircle of radius ‘r’ units.
- 15. The perimeter of a certain sector of a circle of radius 5.7 m is 27.2 m. Find the area of the sector.
- 16. If the difference between the circumference and the radius of a circle is 37 cm, taking π = 22/7 , find the circumference of the circle.
- 17. Find the area of the minor segment of a circle of radius 14 cm, where its central angle is 60⁰. Also find the area of the corresponding major segment.
- 18. Assertion
**(A):**The length of the minute hand of a clock is 7 cm. Then the area swept by the minute hand in 5 minute is 77/6 cm^{2}.**Reason (R):**The length of an arc of a sector of angle Q and radius r is given by l = (Q× 2πr)/360⁰

19. Assertion** (A): **In a circle of radius 6 cm, the angle of a sector is 60°. Then the area of the sector is 132/7 cm^{2}.**Reason (R): **Area of the circle with radius r is πr^{2}.

MCQ VIDEOS ALL CHAPTERS CLASS 10 MATHShttps://www.youtube.com/watch?v=-eBlHyBxjLg&list=PL2uPMjJCHErQZZNipbsnagBqPrCU_WRN8

**MCQ Questions for Class 10 Maths all Chapters****https://sharmatutorial.in/category/mcq-class-10-maths/**

Ncert Solutions Class 10 Maths Exercise 1.1 https://10thmathsguide.com/exercise-11-class-10-maths/

Ncert Solutions Class 10 Maths Exercise 1.2

Ncert Solutions Class 10 Maths Exercise 2.1 https://10thmathsguide.com/exercise-21-class-10-maths/

Ncert Solutions Class 10 Maths Exercise 2.2

Ncert Solutions Class 10 Maths Exercise 3.1 https://10thmathsguide.com/exercise-31-class-10-maths/

Ncert Solutions Class 10 Maths Exercise 3.2 https://10thmathsguide.com/exercise-32-class-10-maths/

Ncert Solutions Class 10 Maths Exercise 3.3 https://10thmathsguide.com/exercise-33-class-10-maths/

Ncert Solutions Class 10 Maths Exercise 4.1 https://10thmathsguide.com/exercise-41-class-10-maths/

Ncert Solutions Class 10 Maths Exercise 4.2 https://10thmathsguide.com/exercise-42-class-10-maths/

Ncert Solutions Class 10 Maths Exercise 4.3 https://10thmathsguide.com/exercise-43-class-10-maths/

Important Questions for Class 10 Maths Areas Related to Circles

Important Questions for Class 10 Maths Areas Related to Circles

Important Questions for Class 10 Maths Areas Related to Circles

Important Questions for Class 10 Maths Areas Related to Circles