Class 9 Maths MCQ – Circles

This set of Class 9 Maths Chapter 10 Multiple Choice Questions & Answers (MCQs) focuses on “Circles”. These MCQs are created based on the latest CBSE syllabus and the NCERT curriculum, offering valuable assistance for exam preparation.

1. The collection of all the points in a plane, which are at a fixed distance from a fixed point in the plane, is called __________
a) square
b) triangle
c) rectangle
d) circle
View Answer

Answer: d
Explanation: The given statement is the definition of the circle.
“The collection of all the points” is the circumferential of the circle and “fixed point” is the centre.

2. A circle divides the plane into __________ parts.
a) two
b) three
c) four
d) five
View Answer

Answer: b
Explanation: As shown in the diagram below, a circle divides the plane into three parts:
1) Interior, 2) Circle and 3) Exterior.

3. From the diagram given, arc ABC is major arc.
a) True
b) False
View Answer

Answer: a
Explanation: As we can see in the diagram that arc ABC is the longer one, therefore it is called major arc ABC.

Similarly, smaller side is called minor arc AC.
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4. From the diagram given below, the shaded area is __________

a) major segment
b) minor segment
c) major sector
d) minor segment
View Answer

Answer: b
Explanation: There are two types of segments in the circle, which are major segments and minor segments.
The shaded area is on the shorter side of the arc, therefore it is called minor segment.

5. The region between an arc and the two radii, joining the centre to the end points of the arc is called __________
a) arc
b) chord
c) sector
d) area of circle
View Answer

Answer: c
Explanation: The given statement is the definition of a sector.
As we can see from the figure that there are two sectors, which are major sector and minor sector.

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6. When does both segments and both sectors become equal?
a) When two arcs are equal
b) When radius = 2 * chord
c) When two arcs are unequal
d) When chord = radius
View Answer

Answer: a
Explanation: As we can see in the diagram below, when two arcs are equal (when they are equal to semicircle), both segments and both sectors are equal.

More MCQs on Class 9 Maths Chapter 10:

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To practice all chapters and topics of class 9 Mathematics, here is complete set of 1000+ Multiple Choice Questions and Answers.

If you find a mistake in question / option / answer, kindly take a screenshot and email to [email protected]

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Manish Bhojasia, a technology veteran with 20+ years @ Cisco & Wipro, is Founder and CTO at Sanfoundry. He lives in Bangalore, and focuses on development of Linux Kernel, SAN Technologies, Advanced C, Data Structures & Alogrithms. Stay connected with him at LinkedIn.

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