Circle worksheets, videos, tutorials and formulas involving arcs, chords, area, angles, secants and more.

A circle is defined as the set of all points equidistant from a fixed point on a plane. There are many circle formulas, such as the area of a circle formula, circumference formula, and diameter …

Jul 23, 2025 · Circle formulae are important tools in geometry for computing the characteristics of circles. Let's look at some typical circle formulae and see how they might assist us locate …

May 6, 2025 · Here's how to calculate the circumference, radius, diameter, arc length and degrees, sector areas, inscribed angles, and other shapes of the circle.

Parameters like area, circumference, the radius of a circle can be calculated using all circle formulas. Understand the circle formulas with derivation, examples, and FAQs.

Discover the essential properties of circles with clear formulas, theorems, diagrams, and solved examples for class tests and exams.

Notice: Click here to get the most up-to-date list of all formulas for circles in two dimensions.