Question 2: Find the area of the square if each side of the square is 6 cm. Answer: The area of the rectangle is W X L 7 x 5 cm 2 35 cm 2. You simply enter the length then the width to get the surface (also called area). Question 1: Find the area of the rectangle if the length is 7 cm and the width is 5 cm. To simplify the calculation, use our rectangle area calculator above. These often appear in the form of the golden rectangle, in which the. Take as an example a rectangle with a length of 20 cm and a width of 15 cm: In mathematics, two quantities are in the golden ratio if their ratio is the same as the. To calculate the area of a rectangle (r), multiply the length (A) by the width (B). Formula for the area of a Rectangle Calculator Example: Evaluate the breadth of the Television set rectangular in shape whose area is 320 m2 and whose length is 40 m. Using the formula for Perimeter of rectangle 2 (length + breadth) 2 (15 + 8) cm 2 × 23 cm 46 cm. Especially when you want to repaint your walls or change your tile: Before buying the material, it is recommended to know the surface to be developed to save money. Now applying the area of rectangle formula i.e. The calculation of a surface is regularly used to calculate an area to be covered. The diagonal AC divides the rectangle into two equal right angle triangles. The sides of a rectangle are equal and parallel two by two. For example, in the given rectangle ABCD, a diagonal from the vertex A is drawn to C. 15 8L - L2 Move all terms to one side and factor. More about the rectangle: A rectangle is a quadrilateral (polygon with 4 sides) with 4 right angles. 16 2L + 2W Isolate the W, substitute into the first equation and solve. What is called an area or surface is the internal measure of a geometric form. Calculate the area of a rectangle! All you have to do is use our online calculator with the explanatory formula! Discover geometry differently with Calculator Market! What is the area of a Rectangle?