Table of Contents
How do you find the dimensions of a rectangle given the length?
To find the width, multiply the length that you have been given by 2, and subtract the result from the perimeter. You now have the total length for the remaining 2 sides. This number divided by 2 is the width.
How do you write down dimensions?
It needs to be written Length X Width X Height. That is standard for measurements. It makes no difference in the order you have them listed. The end result is the same.
How to find the maximum area of a rectangle?
In geometry, the maximum area of a rectangle with a given perimeter would be the area of an equilateral rectangle (square). To find this, you would divide the perimeter in four, giving you the length of one side of the square, and then multiply the number times itself. A formula for this would be (perimeter/4)^2=maximum area.
How do you calculate the dimensions of a rectangle?
Method 1 of 3: Using the Length and the Width Set up the formula for the Pythagorean Theorem. You use the Pythagorean Theorem because a diagonal of a rectangle cuts the rectangle into two congruent right triangles. Plug the length and the width into the formula. These should be given, or you should be able to measure them. Square the length and width, then add these numbers together.
How do you find perimeter and area of a rectangle?
If we know the width and height of a rectangle, we can calculate the area of a rectangle using the formula: Area = Width * Height. Perimeter is the distance around the edges. We can calculate perimeter of a rectangle using the formula: Perimeter = 2 * (Width + Height)
What is the formula for the diameter of a rectangle?
Use the Pythagorean theorem , H squared = A squared + B squared, to determine the length of the diagonal and thus calculate the diameter of a rectangle. Examine the T-square and make sure the two pieces meet at a 90 degree angle.