The length of a rectangle can be calculated using the following formulas that have been derived from the area and perimeter formulas, Length = Area of rectangle ÷ Width; and Length = (Perimeter ÷ 2) - width.

Area of a rectangle calculator finds the area, perimeter, and diagonal of a rectangle.

Apr 15, 2025 · Learn the equation for finding the area of a rectangle. The equation for finding the area of a rectangle is simply A = L * W. [3] This means that the area is equal to the length of the rectangle …

Jul 23, 2025 · A rectangle is a closed quadrilateral in which the sides are equal and parallel, there are various formulas that are used to find various parameters of the rectangle.

Aug 1, 2025 · Online calculators and formulas for an rectangles and other geometry problems.

Here you will learn about finding the area of a rectangle, including finding the area of rectilinear figures, finding missing side lengths, solving area problems involving unit conversion, and solving real-world …

Aug 3, 2023 · Now we will derive the standard formula for the area of a rectangle. We take a ABCD and draw a diagonal BD. It clearly divides the rectangle into 2 equivalent right-angled triangles ∆BAD and …

Rectangle formulas include the formula for area, perimeter, and diagonal of a rectangle. To recall, a rectangle is a four sided polygon and the length of the opposite sides are equal.

Learn how to calculate the area of a rectangle with formulas, proofs, solved examples, and practice problems. Includes tips, FAQs, and worksheets.

If the diagonal, d, and one side, s, of the rectangle are known, the following area formula can be used: Find the area of the rectangle below that has a diagonal of 26 and length of 24. Since the area of a …