This area calculator determines the area of a number of common shapes, including rectangle, triangle, trapezoid, circle, sector, ellipse, and parallelogram.

Area is the measure of a region 's size on a surface. The area of a plane region or plane area refers to the area of a shape or planar lamina, while surface area refers to the area of an open surface or the …

Area is the size of a surface Learn more about Area, or try the Area Calculator.

Aug 1, 2025 · Calculate the area, circumference, radius and diameter of circles. Find A, C, r and d of a circle. Given any 1 known variable of a circle, calculate the other 3 unknowns. Circle formulas and …

The area of a shape is a two-dimensional quantity that is measured in square units like square inches, square feet, square yards. Learn more about the area, area formulas of different shapes along with …

6 days ago · The meaning of AREA is the surface included within a set of lines; specifically : the number of unit squares equal in measure to the surface. How to use area in a sentence.

May 15, 2026 · Area is the space inside a 2D shape, measured in square units. Learn the area formulas for square, rectangle, triangle, circle, and other shapes.

AREA definition: any particular extent of space or surface; part. See examples of area used in a sentence.

We'll give you a tour of the most essential pieces of information regarding the area of a circle, its diameter, and its radius. We'll learn how to find the area of a circle, talk about the area of a circle …

Oct 3, 2018 · Learn about area in this fun math learning video for kids! You will learn the difference between perimeter and area, learn how area works and even learn how to find the area of rectangles...