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Class 10 Maths Chapter 10 Important Question Answers - Circles- 2

FAQs on Class 10 Maths Chapter 10 Important Question Answers - Circles- 2

1. What is a circle and how is it defined?

Ans. A circle is a closed curve in which all points are equidistant from a fixed point called the center. It is defined as the set of all points in a plane that are at a fixed distance from the center.

2. How do you find the circumference of a circle?

Ans. The circumference of a circle can be found using the formula C = 2πr, where C represents the circumference and r represents the radius of the circle.

3. What is the relationship between the radius and diameter of a circle?

Ans. The diameter of a circle is twice the length of its radius. In other words, the diameter is the line segment that passes through the center of the circle and has both its endpoints on the circle.

4. How do you find the area of a circle?

Ans. The area of a circle can be found using the formula A = πr^2, where A represents the area and r represents the radius of the circle.

5. How do you find the length of an arc in a circle?

Ans. The length of an arc in a circle can be found using the formula L = (θ/360) × 2πr, where L represents the length of the arc, θ represents the central angle in degrees, and r represents the radius of the circle.

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Oct 22, 2025 Last updated

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	Mathematics (Maths) Class 10 129 videos\|736 docs\|84 tests

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129 videos|736 docs|84 tests

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