NCERT Class 10 Mathematics Chapter 12 Areas Related to Circles

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Summary

In this chapter, you have studied the following points:

1. Circumference of a circle = .

2. Area of a circle = .

3. Length of an arc of a sector of a circle with radius r and angle with degree measure is

.

4. Area of a sector of a circle with radius r and angle with degrees measure is .

5. Area of segment of a circle = Area of the corresponding sector – Area of the corresponding triangle.

Developed by: