Our arc length calculator can calculate the length of an arc of a circle and the area of a sector.

In the following video you will see how to calculate arc length and area of a sector of a circle.

Apr 7, 2020 · On this step-by-step guide, you will learn how to use the arc length formula and the sector area formula to measure arcs and find the area of a sector of a circle. This guide includes examples, …

Dec 1, 2025 · Hence, the area of a sector can be expressed using its central angle or its arc length. Click the small blue arrow next to the image below and play with the circle by dragging the orange …

Aug 8, 2025 · Understanding how to calculate the arc length of a circle, as well as the areas of a segment and sector, is important in solving real-world problems. The calculations extend beyond …

Given a circle with radius r = 8 units and a sector with subtended angle measuring 45°, find the area of the sector and the length of the arc. They've given me the radius and the central angle, so I can just …

Nov 27, 2025 · Revision notes on Arc Lengths & Sector Areas for the Edexcel IGCSE Maths A syllabus, written by the Maths experts at Save My Exams.

Mar 31, 2025 · Calculating the arc length of a circle sector is fundamental in geometry, engineering, and design applications. This guide explains the formulas, provides practical examples, and answers …

Students are often confused by the fact that the arcs of a circle are capable of being measured in more than one way. The best way to avoid that confusion is to remember that arcs possess two properties. …

Calculate arc length, sector area, and chord length instantly with our free calculator. Perfect for students, engineers, and designers working with circular segments.