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CBSE Questions for Class 9 Maths Circles Quiz 1 - MCQExams.com

In the above figure, POR is (there O is centre of Circle)
353137.png
  • 60
  • 80
  • 100
  • 160
What is the sum of BAD+BPR+BCD+BQR in the above figure?
371042_6050fbac98a94cf1963c07d5ce193d05.png
  • 540
  • 360
  • 240
  • None of the above
In the given figure, the value of x and y is:

84612_7165fa5c6ca64acea30ecc506347bdc1.png
  • 20, 30
  • 36, 60
  • 15, 30
  • 25, 30
In the given figure, O is the centre of the circle, ACB=54 and BCE is a straight line. Find x.

285097_d1f522e65a1d4dfdb7c4f22a6a24d0b8.png
  • 126
  • 54
  • 108
  • 90
A set of points equidistant from a fixed point in a plane figure is called
  • triangle
  • circle
  • square
  • none of these
In the given figure, M=75, then O is equal to:

84476_83ec4d1f786940739a1bed739957d4c5.png
  • 105
  • 100
  • 85
  • 110
Which of the following is a cyclic quadrilateral?
  • Rhombus
  • Rectangle
  • Parallelogram
  • Trapezium
If the length of the largest chord of a circle is 17 cm, find the radius of a circle.
  • 34 cm
  • 8.5 cm
  • 17 cm
  • 34 cm
In fig. O is the centre of the circle. Determine  AEC
344291.jpg
  • 50
  • 68
  • 22
  • 55
In the figure shown above, the radius OA is equal to the chord AB. Then, what is APB?
553166_69dba72e97b4466fa9904608a8fff9e5.png
  • 30
  • 60
  • 15
  • 45
In the adjoining figure, 18in is the length of 
1947265_d8b11bc7b59945ad83da127ca0aec64c.png
  • Radius
  • Diameter
  • Any chord other than the diameter
  • None of these
How many circles can be drawn using given three non-collinear points?
  • 0
  • 1
  • 6
  • Infinitely
Given that A(1,0),B(3,6),C(2,1). Can we draw a circle using points A,B and C.
  • Yes
  • No
  • Can't say anything
  • None of these
How many circles pass through one given point?
  • 1
  • 2
  • more than 2
  • Infinitely many.
Consider a circle with center O and radius = 24cm. AB = 20cm and CD = 14cm are two chords of the circle. Which chord is farther away from the centre?
  • AB
  • CD
  • Both are equidistant from the centre
  • None of these.
How many points are sufficient to determine a circle?
  • 1
  • 2
  • 3
  • None of the above.

The centres of a set of circle,

each of radius 3, lies on the circle x2+y2=25. The locus of any

point in the set is

  • 4x2+y264
  • x2+y225
  • x2+y225
  • 3x2+y29
ABCD is a cyclic quadrilateral such that AB is a diameter of the circle circumscribing it and ADC=140, then BAC is equal to:
  • 80
  • 50
  • 40
  • 30
The perpendicular from the centre of the circle _____ the chord.
  • bisects
  • trisects
  • divides in different ratios
  • None
Any cyclic parallelogram is a ______.
  • rectangle
  • rhombus
  • trapezium
  • square
An arc is a part of a circle.
  • True
  • False
In the given figure, ABCD is a cyclic quadrilateral and PQ is tangent to the circle with centre 'O'. BD is diameter, DCQ=40o,ABD=60o. The BCP= _______. 
728188_4f3c5f73f3ef417dab76ea1e306abdca.png
  • 50o
  • 100o
  • 60o
  • 20o
In the given figure, O is centre of the circle, then XOZ is ________.
728193_685a4fab902645e1a7b5e79ba01a7258.png
  • 2X
  • 2Y
  • 2Z
  • 2[XYZ+YXZ]
In the diagram, O is the centre of the circle. Find the value of x.

783521_0fa347d5f58c4596b1da196733e2b5d5.png
  • 111o
  • 123o
  • 69o
  • 49o
The circumcirlce of the quadrilateral formed by the lines x=a,x=2a,y=a,y=a is 
  • x2+y23axa2=0
  • x2+y2+3ax+a2=0
  • x2+y23ax+a2=0
  • x2+y2+3axa2=0
In the given figure, in pors.if RSP=80 then RQT=____________
1426218_bb99ec19ab6447279a780b27858f079a.jpg
  • 100
  • 80
  • 70
  • 110
Two tangents PQ and PR drawn to the circle x2+y22x4y20=0 from the point P(16,7). If is the centre of the circle, area of quadrilateral PQCR is
  • 75
  • 80
  • 85
  • 95
In a circle of radius 13 cm,PQ and RS are two parallel chords of lengths 24 cm and 10 cm respectively. Calculate the distance between the chords if they are (i) on the same side of the center and (ii) on the opposite sides of the center.
  • 5 cm,12 cm
  • 7 cm,13 cm
  • 5 cm,17 cm
  • 7 cm,17 cm
In Fig. 2 , the measure of BCD is:
1424203_4f2fdc58bc154dc8ba93d53bb680b8ce.jpg
  • 100
  • 70
  • 80
  • 30
In a circle of radius 2018 having center at O, OPQR is a rectangle with Q on the circumference of the circle. P,R points inside the circle such that PQ=504. Then PR=
  • 2018
  • 504
  • 252
  • 1008
0:0:2


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