Table of Contents
How big is a perimeter on a calculator?
The calculator output is precise to two decimal points. This means that for best precision, you should use the smallest unit for output. For example, a width of 6.417 feet (6 feet 5 inches) and height of 8.417 feet (8 feet 5 inches) gives a perimeter that is rounded to 29.67 feet.
How to find the perimeter of a pool?
Then the perimeter is simply 2 x 4 = 8 inches. For a real-world example, take a square pool that you need to encompass in rope completely. One side measures 10 meters. To find the perimeter of the square pool just multiply 10 by 4 to get 40 meters.
How to calculate the perimeter of a parallelogram?
The formula for the perimeter of a parallelogram is (width + height) x 2, as seen in the figure below: A parallelogram’s perimeter is calculated using the same formula as a rectangle, since in both shapes the opposite sides are equal in length.
How to calculate the perimeter of a sector?
Perimeter of a sector. The formula for the perimeter of a sector is 2 x radius + radius x angle x (π / 360). Visual on the figure below: A sector is just a part of a circle, so the formula is similar. The added complexity comes from the need to calculate how much of a circle a sector accounts for.
How to calculate the semi perimeter of a triangle?
-the hypotenuse the equation becomes c = square root (a 2 + b 2) – the side a formula is a = square root (c 2 – b 2) – the side b expression is b = square root (c 2 – a 2) s = semi perimeter of the triangle having this formula s = (a + b + c) / 2
How to calculate the y coordinate of a midpoint?
Add 0 and 2 together to get 2. Divide the result by 2, which results in 1. This is the x coordinate of the midpoint. Add 2 and 8 together, which is 10. Divide 10 by 2, the result of which is 5, this is the y coordinate of the midpoint.
How to calculate the perimeter of a trapezoid?
The formula for the perimeter of a trapezoid is base 1 + base 2 + side a + side b, as seen in the figure below: You need more measurements for a trapezoid, as it is a more complex form in which all sides can have a different length.
How big is the perimeter of a garden?
The answer is that it needs to be as long as the perimeter of the rectangular garden. If one side of the garden is 30 feet and the other is 10 feet, what is its perimeter? The answer is simply 30 x 10 = 300 feet.
How to calculate the perimeter of an octagon?
The formula for the perimeter of a regular octagon is side x 8, as shown in the figure below: This is one of the easiest shapes to calculate the perimeter of – only a single measurement is required, and a simple multiplication by eight is all the calculation that needs to be done.