Each tool is carefully developed and rigorously tested, and our content is well-sourced, but despite our best effort it is possible they contain errors. The formula of the Area of Rectangle The online calculator below calculates the area of a rectangle, given coordinates of its vertices. The formula for the area of a rectangle is width x height, as seen in the figure below: All you need are two measurements and you can calculate its perimeter by hand, or by using our perimeter of a rectangle calculator above. The surface area formula for a rectangular box is 2 x (height x width + width x length + height x length), as seen in the figure below:. Length … printf ("The area of Rectangle is %.2lf", findArea (h, w)); Source code. Formula Area Of Rectangle Area (A) = Length (L) * Width (W) To calculate area of any rectangle, use the formula area = len*bre. y c = [ (H+h/2)hB+H 2 b/2]/A. In geometry, a rectangle is any quadrilateral with all four interior angles 90° (right angles). This online calculator calculates area of convex quadrilateral (rectangles too) given coordinates of four vertices (corners) person_outlineTimurschedule 2020-02-07 08:39:47. The formula is: A = L * W where A is the area, L is the length, W is the width, and * means multiply. https://www.gigacalculator.com/calculators/area-of-rectangle-calculator.php. This calculator is designed to supply the area of any length and width in square feet and/or square inches, based on the length and width values entered in feet and inches. Welcome to the rectangle area calculator. To find the area of a rectangle you need to multiply the length and the width of a rectangle. By … Free Rectangle Width & Length Calculator - calculate width & length of a rectangle step by step This website uses cookies to ensure you get the best experience. Area moment of inertia. Area of a Rectangle when length and diagonal are given calculator uses Area=Length* (sqrt ((Diagonal)^2- (Length)^2)) to calculate the Area, The area of a Rectangle when length and diagonal are given is defined as the total region enclosed by the perimeter of the rectangle with a given length and diagonal. To quickly calculate the area of a rectangle, find the length of the base. To improve this 'Area of a rectangle Calculator', please fill in questionnaire. Calculate the area of a rectangle that has a length of 7 centimeters and a width of 5 centimeters. If you want to see some examples, just enter your example above. The procedure to use the area of a rectangle calculator is as follows: Step 1: Enter the length and width in the input field. Area and is denoted by A symbol. In fact, the calculation is quite generic, so it can also calculate the area of parallelogram, square, rhombus, trapezoid, kite, etc. To calculate the area of a rectangle: By … mm2, cm2, m2, km2 or in2, ft2, yd2, mi2. This Calculator calculates area of Rectangle from Length & Width.A plane figure with four straight sides and four right angles, especially one with unequal adjacent sides, in contrast to a square. To find the area of a rectangle, multiply its length by its width. Area of rectangle by coordinates. Finally calculate area by calling findArea () method. The opposite sides of the rectangle are equal and parallel to each other. Area of rectangle is the region covered by the rectangle in a two-dimensional plane. Depending on the dimension to be determined, this rectangle calculator uses the formulas explained here: In case you select to solve for area (A) you have to provide the length (l) and the width (w) then: If you want to calculate the perimeter (P) you have to input the length (l) and the width (w): The yellow line (called diagonal) has the length square root of (a^2+b^2). If you'd like to cite this online calculator resource and information as provided on the page, you can use the following citation: Georgiev G.Z., "Area of a Rectangle Calculator", [online] Available at: https://www.gigacalculator.com/calculators/area-of-rectangle-calculator.php URL [Accessed Date: 22 Jan, 2021]. For example, for a rectangle of length 8 cm and width 5 cm, the area is 8 cm × 5 cm = 40 cm2. You will find the answer right there on the Area A column and Perimeter P column. Free Rectangle Area & Perimeter Calculator - calculate area & perimeter of a rectangle step by step This website uses cookies to ensure you get the best experience. 1.33:1) About the Aspect Ratio of a Rectangle Calculator assign values for length and breadth. If we know the width and height then, we can calculate the area of a rectangle using below formula. See our full terms of service. Example of the usage of calculator online to count the Area and Perimeter of Rectangle. For a rectangle, there are six sides: 3 sets of 2 sides across from each other that are the same size. The total width and length will be updated automatically in total inches. This geometry video tutorial provides a basic introduction into calculating the area of a rectangle. If you want to customize the colors, size, and more to better fit your site, then pricing starts at just $29.99 for a one time purchase. In fact, the calculation is quite generic, so it can also calculate the area of parallelogram, square, rhombus, trapezoid, kite, etc. To calculate the area of a rectangle, multiply the number of units in the length by the number of units in the breadth. The result will be in the unit the width and height are measured in, but squared, e.g. Area moment of inertia. Calculating the Area of a Rectangle. The perimeter of a rectangle is the sum of all the sides of the rectangle is calculated using Perimeter=2*(Length+sqrt((Diagonal)^2-(Length)^2)).To calculate Perimeter of a rectangle when diagonal and length are given, you need Length (l) and Diagonal (d).With our tool, you need to enter the respective value for Length and Diagonal and hit the calculate button. Perimeter of a rectangle = 2 (Length + Width) units. Some functions are limited now because setting of JAVASCRIPT of the browser is OFF. Here is how the Area of a Rectangle when length and diagonal are given calculation can be explained with given input values -> 22.2486 = 3*(sqrt((8)^2-(3)^2)). x c = B/2. Example 1. You may enter only feet, only inches or a combination of both in either the width or length fields. How to Use the Area of a Rectangle Calculator? 2. Be sure to include the units of the measurements in your answer. Summary : area online calculator that can calculate the area of a rectangle from its length and its width. Click the "Customize" button above to learn more! Our rectangle calculator has the following formulas implemented: For the area of a rectangle: A = a * b. Rectangle Surface Area Calculation. To use this online calculator for Area of a Rectangle when length and diagonal are given, enter Length (l) and Diagonal (d) and hit the calculate button. For example, a garden shaped as a rectangle with a length of 10 yards and width of 3 yards has an area of 10 x 3 = 30 square yards. 1. How do you find the sides of a rectangle given the area? 3. Centroid distance. The function findArea() will calculate and return the area of rectangle which is stored in the variable a on the left side of the assignment statement. 4:3) or as the width value against 1 (e.g. The multiplication of length and width of a rectangle gives the total area of a rectangle. Calculations at a rounded rectangle, a rectangle with round corners.Enter length and width of the rectangle, as well as the radius of the circle that makes the corners. Male or Female ? Area of rectangle ABCD = Area of ∆ABC + Area of ∆ADC Area (ABCD) = 2 (½ x b x l) Area (ABCD) = l x b Thus, the area of the rectangle = Length x Breadth Then click enter or “Calculate” button. Rectangle Area Calculator. The area of any rectangular place is or surface is its length multiplied by its width. The online calculator below calculates the area of a rectangle, given coordinates of its vertices. Write a Python Program to find Area of a Rectangle and Perimeter of a Rectangle with example. The Rectangle Calculator is used to calculate the area, perimeter and diagonal of a rectangle. Area of a Rectangle Calculator Area of Rectangle - The area is usually measured in units like square meters, square feet, or square inches. This is how the human body surface area was calculated as well: subject's bodies were covered in stripes of paraffin, which were then removed, sliced and measured. The area of a rectangle is calculated by taking the product of the adjacent sides. The procedure to use the area of a rectangle calculator is as follows: Step 1: Enter the length and width in the input field. Before we step into the Python Program to find Area of a Rectangle example, Let see the definitions and formulas. Area of Rectangle Program in C. The question is, Write a program in C to calculate area of rectangle. The interior area can be calculated as a*b where a is one side and b the other one. For the perimeter of a rectangle: P = 2 * (a + b) For the diagonal of a rectangle: d² = a² + b². The formula for the area of a rectangle is width x height, as seen in the figure below: All you need are two measurements and you can calculate its perimeter by hand, or … The area is measured in units squared. area_rectangle online. The procedure to use the area of a rectangle calculator is as follows: Step 1: Enter the length and width in the input field. Male Female Age Under 20 years old 20 years old level 30 years old level 40 years old level 50 years old level 60 years old level or over Occupation Elementary school/ Junior high-school student Since in multiplication the order in which the numbers are multiplied does not matter, you need not worry about switching the places of the two measurements. Area of rectangle by coordinates; Surface area of a box. In findArea () method we are calculating area of rectangle and in turn returning area. Step 3: Finally, the area of a rectangle will be displayed in the output field. For example, a rectangle with a base of 6 and a height of 9 has an area of 54. Example, enter “5” in “a / width” and “8” in “b / height” of the rectangle. What is Meant by the Area of a Rectangle? I xx = bH (y c -H/2) 2 + bH 3 /12 + hB (H + h/2 - y c) 2 + h 3 B/12. A rectangular bedroom with one wall being 15 feet long and the other being 12 feet long is simply 12 x 15 = 180 square feet. About Rectangle Calculator . We can get the area of a rectangle by following this formula: A = L * W. A is the area, L is the length, and W is the width. Learn how to Calculate Area of Rectangle FAST and EASY with Mr. J! Rectangle. The rectangle area calculator exactly as you see it above is 100% free for you to use. Step 2: Now click the button “Solve” to get the rectangle area. Thank you for your questionnaire.Sending completion, Area of a parallelogram given base and height, Area of a parallelogram given sides and angle. An easy to use, free area calculator you can use to calculate the area of shapes like square, rectangle, triangle, circle, parallelogram, trapezoid, ellipse, octagon, and sector of a circle. Our online calculators, converters, randomizers, and content are provided "as is", free of charge, and without any warranty or guarantee. How to do rectangle calculations? The length of a rectangle is the longest side and the width is the shortest side. Rectangle formulas. How to Use the Area of a Rectangle Calculator? Step 3: Finally, the area of a rectangle will be displayed in the output field. How does this rectangle calculator work? Step 2: Now click the button “Solve” to get the rectangle area. The calculation is straightforward using the formula above: just make sure you have the measurement of the width and height in the same units, and then multiply them. The opposite sides of the rectangle are parallel … It means, we interact with a lot of rectangles in our daily routine without noticing it. Your feedback and comments may be posted as customer voice. Don't forget to express the result in the squared unit, and you are good to go. Perimeter of Rectangle - The perimeter of a rectangle is defined as the sum of all the sides of a rectangle. Surface area is calculated by adding up all external sides of the rectangle or cube. Formulas, explanations, and graphs for each calculation. Calculate the area of a square or rectangle A moment ago: Someone calculated that he or she would save 20.0 minutes every hour by increasing the speed from 60.0 to 80.0 Miles per hour (mph) Calculate the area of a square or a rectangle using numerous different inputs in terms of dimensions. Area Of A Rectangle Calculator. that is, the area of any convex quadrilateral. We are not to be held responsible for any resulting damages from proper or improper use of the service. Irregularly shaped areas are often divided into several rectangles when one needs to calculate their area, but can't to a precise calculation. It can also be defined as an equiangular quadrilateral, since … By … Step 2: Now click the button “Solve” to get the rectangle area. The length and breadth of Rectangle must be defined by user. Centroid distance. Here len is the length and bre is the breadth of rectangle. Rounded Rectangle Calculator. Articles that describe this calculator. Hollow Circle Area Moment of Inertia Formula. Aspect Ratio is the ratio of the width against the height of a rectangle, this is expressed as either the simplest values (e.g. When we look around us, we find that the majority of items in our daily life are rectangular in shape. In Euclidean plane geometry, a rectangle is a quadrilateral with four right angles. A plane figure with four straight sides and four right angles, especially one with unequal adjacent sides, in contrast to a square. Hence, the formula to calculate the area of a rectangle is The area of a rectangle, A = Length × Width square units. If you're interested in the area of 3D solids rather than two-dimensional shapes, check out the surface area calculator. Area of a rectangle calculations have a vast array of practical applications: construction, landscaping, internal decoration, architecture, engineering, physics, and so on and so forth. Python Area of a Rectangle. that is, the area of any convex quadrilateral. In mathematics, a rectangle is a two-dimensional figure with four sides. Step 3: Finally, the area of a rectangle will be displayed in the output field. Click here to choose anothe area calculator The area of a rectangle can be calculated by using the formula shown below: Where w is the width and l is the length. To find the area of a rectangle, multiply the length by the width. [1]  2020/11/07 07:39   Male / Under 20 years old / Elementary school/ Junior high-school student / Useful /, [2]  2020/03/21 01:36   Female / Under 20 years old / Elementary school/ Junior high-school student / Useful /, [3]  2019/05/31 06:49   Female / Under 20 years old / High-school/ University/ Grad student / Useful /, [4]  2019/02/06 07:58   Male / 20 years old level / Others / A little /, [6]  2014/09/15 23:10   Female / 20 years old level / High-school/ University/ Grad student / Very /, [7]  2013/08/18 05:27   Male / 30 years old level / An office worker / A public employee / Very /, [8]  2011/06/24 20:08   Female / Under 20 years old / A student / A little /. Even the laptop or mobile that you are using to read this post is rectangular. In the main () method create object of class RectangleShape. Rectangle Area Calculator. Then, multiply the base by the height of the rectangle to get the area. The total area of rectangle can be calculated by multiplying its length and width. Area of a triangle calculation using all different rules, side and height, SSS, ASA, SAS, SSA, etc. Free Rectangle Width & Length Calculator - calculate width & length of a rectangle step by step This website uses cookies to ensure you get the best experience. Area is measured in square units such as square inches, square feet or square meters. How do you calculate total area of rectangle? For example, if the length of the rectangle is 12 cm and the width is 14 cm Perimeter = 2 (length + width) = 2 (12 + 14) = 52 cm Choose the number of decimal places, then click Calculate. To be noted, a parallelogram also has its opposite sides equal and … I yy = b 3 H/12 + B 3 h/12. Total area of rectangle = length × width. Since a rectangular box or tank has opposite sides which are equal, we calculate each unique side's area, then add them up together, and finally multiply by two to find the total surface area. We may print the value of the variable ‘a’. Triangle calculation using all different rules, side and height, area rectangle. Answer right there on the area of a rectangle with example `` the area of a rectangle, side the! Calculated by adding up all external sides of a rectangle will be displayed the!, km2 or in2, ft2, yd2, mi2 both in either the.... Definitions and formulas a rectangle, multiply the base by the number of units in length... Interact with a lot of rectangles in our daily life are rectangular in shape surface... This geometry video tutorial provides a basic introduction into calculating the area a column perimeter... Variable ‘ a ’ post is rectangular * width ( W ) ) ; code... 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