Length of arc calculator

Arc Length Calculator - Instant Results & Formula Explanation

Arc Length Calculator

An arc length calculator helps determine the distance along a curved line segment of a circle. This calculator is used by students, engineers, and designers to calculate circular measurements quickly.

Arc Length Calculator

Arc Length Formula

The fundamental formula for arc length calculation is: Arc Length (L) = (θ/360) × 2πr where:
• θ = Central angle in degrees
• r = Radius of the circle
• π = Pi (approximately 3.14159)