Chapter Exam

Chapter 9: Geometry – Circles — Online MCQ Test

Q: What is the distance from the center of a circle to any point on the circle called?

Answer: B. Radius — The radius is the line segment joining the center of the circle to any point on the circle.

Q: Which of the following is a line segment joining two points on a circle?

Answer: C. Chord — A chord is a line segment whose endpoints lie on the circle.

Q: If the radius of a circle is 7 cm, what is its diameter?

Answer: C. 14 cm — Diameter = 2 × radius, so 2 × 7 = 14 cm.

Q: Which of the following can be drawn from the center to the circle?

Answer: C. Radius — A radius is the segment from the center to the circle.

Q: In a construction, a line is drawn so that it touches a circle at exactly one point. What is the line called?

Answer: C. Tangent — A line touching the circle at one point only is a tangent, which is a key circle property in constructions.

MATHS · Samacheer Kalvi 7th · Tamil Nadu State Board

Practice Chapter 9: Geometry – Circles with a free chapter-wise online MCQ test for Tamil Nadu State Board Samacheer Kalvi 7th MATHS. This chapter covers: Circle properties chords tangents and constructions circle radius diameter tangent. AI-generated questions from basic to board-exam level, with instant results and explanations.

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Chapter 9: Geometry – Circles — Important Questions & Answers (FAQ)

Frequently asked questions from Tamil Nadu State Board Samacheer Kalvi 7th MATHS — Chapter 9: Geometry – Circles, with answers and explanations. These are sample questions; the exam has its own separate question set.

What is the distance from the center of a circle to any point on the circle called?

A. Diameter
B. Radius ✓
C. Chord
D. Tangent

Answer: B. Radius
The radius is the line segment joining the center of the circle to any point on the circle.

Which of the following is a line segment joining two points on a circle?

A. Radius
B. Diameter
C. Chord ✓
D. Arc

Answer: C. Chord
A chord is a line segment whose endpoints lie on the circle.

If the radius of a circle is 7 cm, what is its diameter?

A. 7 cm
B. 10 cm
C. 14 cm ✓
D. 21 cm

Answer: C. 14 cm
Diameter = 2 × radius, so 2 × 7 = 14 cm.

Which of the following can be drawn from the center to the circle?

A. Tangent
B. Chord
C. Radius ✓
D. Secant

Answer: C. Radius
A radius is the segment from the center to the circle.

In a construction, a line is drawn so that it touches a circle at exactly one point. What is the line called?

A. Chord
B. Secant
C. Tangent ✓
D. Diameter

Answer: C. Tangent
A line touching the circle at one point only is a tangent, which is a key circle property in constructions.

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