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Arc of a Circle – Explanation & Examples. After the radius and diameter, another important part of a circle is an arc. In this article, we will discuss what an arc is, find the length of an arc, and measure an arc length in radians. We will also study the minor arc and major arc.
An arc of a circle is a portion of the circumference of a circle bounded by two distinct points. More simply, it is a connected part of the circumference of a circle. Shown below is an arc of the given circle.
In geometry, Arc is the part of circumference of a circle. It is a smooth curve with two end points. The length of the arc that subtend an angle (θ) at the center of the circle is equal 2πr (θ/360°). Learn more about arc at BYJU’S.
The arc of a circle: defined and classified as major arc or minor arc. Additionally, how the arc relates to a central angle.
The arc of a circle is defined as the part or segment of the circumference of a circle. A straight line that connects the two ends of the arc is known as a chord of a circle. If the length of an arc is exactly half of the circle, it is known as a semicircular arc.
The arc length of a circle can be calculated with the radius and central angle using the arc length formula, Length of an Arc = θ × r, where θ is in radian. Length of an Arc = θ × (π/180) × r, where θ is in degree.
In mathematics, an arc is defined as a portion of the boundary of a circle or a curve. It can also be referred to as an open curve. The boundary of a circle is the perimeter or the distance around a circle, also known as the circumference.
Part of the circumference of a circle. Or part of any curve. See an arc in action (drag the points):
Everything you need to know about an arc of a circle. With 8 step-by-step examples, you'll be able to tackle problems with ease.
What is an arc of a circle? An arc of a circle is a portion of the circumference of a circle. In GCSE mathematics the arc of a circle can be used to define angles and lengths. The arc of a circle would be the curved edge of a sector or segment. There are circle theorems that are defined using arcs of the circle.