CBSE Board Practice

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CBSE Grade IX - Circles

Question 1

1.	Find the points belonging to the inside of the circle
	{M,P} {L,M} {L,O} {P,N} {N,Q}

Question 2

2.	In the given figure, △HIJ is equilateral. Given HO = 12 cm, find HJ
	18.78 cm 19.78 cm 22.78 cm 21.78 cm 20.78 cm

Question 3

3.	In the given figure, O is the centre of the circle. HI is a diameter of the circle and JK is equal to radius. Find ∠HLI
	65° 90° 70° 75° 60°

Question 4

4.	In the given figure, O is the centre of the circle and chord BC is equal to chord CD and CF is a diameter. If ∠FBO = 30° and ∠DEF = 120°, find ∠BCD
	125° 130° 120° 135° 150°

Question 5

5.	O is the centre of the circle. If ∠KIL = 32° and ∠IKJ = 22°, find ∠JIK
	46° 66° 36° 51° 41°

Question 6

6.	If a chord BC = 15 cm is drawn in a circle with radius OB = 10 cm, find its distance from the centre of the circle
	6.61 cm 7.61 cm 5.61 cm 4.61 cm 8.61 cm

Question 7

7.	In the given figure, a hexagon is inscribed in a circle with centre O. Given IJ = JK = KL and ∠LMN = 132.47°. Find ∠NIJ
	107.53° 122.53° 137.53° 117.53° 112.53°

Question 8

8.	In the given figure, find the angles of the quadrilateral.
	B = 73° , C = 90° , D = 107° , E = 90° B = 72° , C = 90° , D = 108° , E = 90° B = 71° , C = 90° , D = 109° , E = 90° B = 69° , C = 90° , D = 111° , E = 90° B = 70° , C = 90° , D = 110° , E = 90°

Question 9

9.	In the given figure, O is the centre of the circle. Given ∠EIH = 66°, ∠EOF = 42° and ∠GOH = 46°, find ∠FOG
	44° 59° 54° 74° 49°

Question 10

10.	The perimeter of a circle is called
	circumference diameter radius centre major segment

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