Arc
Related Words
Definition of Arc
An Arc is a curved line that is a part of a circle.
An Arc is a part of the circumference of a circle.
More About Arc
 An arc of measure greater than 180 degrees is a major arc.
 An arc of measure less than 180 degrees is a minor arc.
 The arc length(L) of a circle of radius r and subtending an angle θ with the center of the circleis given as L = rθ.
Examples of Arc
 ACB and ADB are the two arcs in the given figure.
Video Examples: Maths  Shapes and Geometry  Circle Arc and Sector
Solved Example Clockple on Approximate
Ques:
Which of the following lies on the circumference of a circle?
Choices:
A. radiusB. arc
C. centre
D. diameter
Correct Answer: B
Solution:

Step 1: An Arc is a part of the circumference of a circle.
Step 2: So, an arc lies on the circumference of a circle.
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