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 …

4 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.

Area is the amount of space occupied by a two-dimensional figure. In other words, it is the quantity that measures the number of unit squares that cover the surface of a closed figure.

Nov 22, 2025 · Free area calculator for rectangles, circles, triangles, trapezoids, and more. Calculate area instantly with step-by-step formulas and multiple units.

Easy-to-use area calculator to calculate the area of a square, rectangle, triangle, circle, parallelogram, trapezoid, ellipse, octagon, and sector of a circle. Formulas, explanations, and graphs for each …

Area is the size of a surface! These shapes all have the same area of 9: There are special formulas for certain shapes:

Area is the size of a surface! Learn more about Area, or try the Area Calculator. The formula is: Area = w × h w = width h = height.

Area in Math Definition of Area Area is defined as the total space taken up by a flat (2-D) surface or shape of an object. It is measured as the number of unit squares that can cover the surface of a …

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