The width of the rectangle is four meters. So that means the width of our picture is eight centimeters. So what number timesġ0 equals 80 is eight. It's multiplied times 10, we get 80 for an answer. Is that we need our width to be a number that when Times the width, we don't know the width. We're told that thisĭistance from here to here, this length is 10 centimeters, Is 80 square centimeters, so we already know the area, and we can use that to help us. And on this picture, in this rectangle, we are told that our area So if we multiply the two side lengths of a rectangle, we get its area. Length of the rectangle, over here, the length, times the width. Rectangle can be found by multiplying the Know a special formula or a special equation to find width, but we do know one toįind area of a rectangle, so let's use that formulaĪnd see how it can help us. What is the width of the picture? So here's our picture, this super fun giraffe listening to music and our picture's shape is a rectangle and we're asked to find the The area of a rectangle paper of 45 square inches and a width of 5 inches.- The picture has an area of 80 square centimeters. The area of a rectangle rug 28 square feet and a length of 7 feet. The area of a square is 25 square centimeters. ANSWER BOX: A = in 2Ī rectangular yard has a length of 12 meters and a width of 4 meters. 1.įind the area of a square with each side measuring 6 inches. This will help you practice finding the area of a rectangle. After you click ENTER, a message will appear in the RESULTS BOX to indicate whether your answer is correct or incorrect. Your answers should be given as whole numbers greater than zero. Click once in an ANSWER BOX and type in your answer then click ENTER. The formula for area of a rectangle is:Ī = L * W where L is the length and W is the width.Ī square is a rectangle with 4 equal sides The formula for area of a square is:ĭirections: Read each question below. Given the area and one dimension of a rectangle, we can find the other dimension. Given the length and width of a rectangle, we can find the area. Summary: The dimensions of a rectangle are length and width. So must equal 3 cm.Įxample 4: The area of a rectangle is 12 square inches and the width is 3 inches. 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.Įxample 3: The area of a square is 9 square centimeters. In Examples 1 and 2, we found the area of a recentangle given the dimensions of the rectangle. Let's look at some examples of finding the area of rectangles.Įxample 1: Find the area of a square with each side measuring 2 inches.Įxample 2: What is the area of a rectangle that has a length of 8 centimeters and a width of 3 centimeters? Or where A is the area, s is the length of a side, and To find the area of a square, multiply the length of one side by itself. The formula is:Ī = L * W where A is the area, L is the length, W is the width, and * means multiply.Ī square is a rectangle with 4 equal sides. To find the area of a rectangle, multiply the length by the width. Area is measured in square units such as square inches, square feet or square meters. Area is 2-dimensional: it has a length and a width. Perimeter is 1-dimensional and is measured in linear units such as inches, feet or meters. To understand the difference between perimeter and area, think of perimeter as the length of fence needed to enclose the yard, whereas area is the space inside the yard. The area of a polygon is the number of square units inside the polygon. How To Find The Area of a Rectangle Using Area of Rectangle Formula.
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