NUMBERONE IS WHAT ISTHE AREA OFA RECTANLGE
To find the area of a rectangle, multiply the length by the width. The formula is: , where is the area, is the length, is the width, and • means multiply. A square is a rectangle with 4 equal sides. To find the area of a square, multiply the length of one side by itself. The formula is: or , where A is the area, s is the length of a side, and • means multiply. Let's look at some examples of finding the area of rectangles.
Example 1: Find the area of a square with each side measuring 2 inches. Solution: = (2 in) • (2 in) = 4 in2
Example 2: A rectangle has a length of 8 centimeters and a width of 3 centimeters. Find the area. Solution: = (8 cm) • (3 cm) = 24 cm2 In Examples 1 and 2, we found the area given the dimensions of the rectangle. Let's look at some examples in which we are given the area of the rectangle, and are asked to work backwards to find the missing dimension.
Thiiiiiis should be in mathematics. Kay?
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