Rectangle Area, Perimeter, Diagonal, Length & Width Calculator

getcalc.com's Rectangle Calculator is an online basic geometry tool to calculate area, perimeter, diagonal, length or width of a rectangle shape or plane, in both US customary & metric (SI) units.

Steps to Find Area of a Recatngle

The step by step workout for how to find what is the area of a rectangle. Students may use this rectangle calculator to generate work with steps for any other similar input values.Workout :
step1 Address the formula, input parameters and values
Length = 10 in
Width = 5 in

step 2 Find area of rectangle using length and width values
Area = length x width
= 10 x 5 in²
Area = 50 in²

Rectangle & Formulas

Rectangle is a two dimensional plane or geometric shape with 4 straight sides and 4 right angle (90º) corners. Adjacent sides of a rectangle is unequal and opposite sides are parallel to each other. K-12 students may refer the below formulas of rectangle to know what are all the input parameters are being used to find the area, perimeter, diagonal, length or side of a rectangle.

Problems on Area, Perimeter, Length or Width of a Rectangle

Below are the practice problems for grade school students, on finding what is the area, perimeter, diagonal, length or width of a rectangle. By click on the corresponding problem shows the step-by-step calculation or work with steps for how to find the area, perimeter, diagonal, length or side of a rectangle. For any other similar values, use this rectangle calculator to verify the results.