In other words, the area of a rectangle is the product of its length and width. Thus, the surface of the rectangle is 18 square inches. Let`s look at some examples where we are given the area of the rectangle and asked to work backwards to find the missing dimension.Įach of these squares has an area of 1 square inch, and in the rectangle there are 18 of these squares. A square is a rectangle with 4 equal sides The formula for the area of a square is: In examples 1 and 2, we found the area of a recent angle as a function of the dimensions of the rectangle. The area of ABCD is the product of 6 and 8, which corresponds to 48. Here, the length of AB is 8 inches and the length of BC is 6 inches. You can find the book area whose length (3 dfrac) in ? With this approach, we also find that the surface of a rectangle is always the product on both sides. Peter reads his favorite comic book in his office. To find the area, first look for the length and width. We find the surface of the rectangle, the length of which is 15 units and the width of 4 units.
Let`s take an example to understand the calculation of the area of a rectangle.
The area of the rectangle is the sum of the area of these two triangles. Obviously, the AC diagonal divides the ABCD rectangle into two congruent triangles. We will draw an AC diagonal in the ABCD rectangle. Have you ever wondered why the formula for finding the area of a rectangle is length × width? Let`s derive the formula from the area of a rectangle. Area is measured in square units such as square inches, square feet, or square meters. The area is in 2 dimensions: it has a length and width. The circumference is dimension 1 and is measured in linear units such as inches, feet or meters. To understand the difference between perimeter and area, consider perimeter as the length of the fence needed to surround the yard, while the area is the space outside the yard. The area of a polygon is the number of square units in the polygon. In the given rectangle, the shaded space is the area of the rectangle. The surface of a two-dimensional shape is the space occupied by the shape. Multiply the length of the rectangle by its width to find the area of the rectangle and use the formula, where the base and height of the triangle are, to find the area of the triangle. The sum of the surfaces of the two shapes is the area of the polygon. Keywords: rectangle, area, square inch, inch, circumference, formula, length, square, multiplication, polygon, search, surface formula Draw a vertical line at the end of the side of the length divides the shape into a rectangle and a rectangular triangle. Let`s look at some examples of finding the area of the rectangles. For example, in the given ABCD rectangle, a diagonal is drawn from the vertex A to C. Area of the rectangular formula – Definition with examples Alternatively, the formula for calculating the area of a rectangle is derived by dividing the shape into two rectangular triangles of equal size. The circumference and length of a page: You can use the perimeter formula to determine the length of an adjacent page, which makes this choice wrong. For example, the area of a rectangle in length is 35 m, and the width of 25 m is 35 by 25 or 875 square meters. Therefore, the area of a square is given by multiplying the length of each side by itself. The square is a special rectangle where the length and width are the same.