The results we provide are accurate, but rounded to the 12th decimal place. For a square or rectangular area, measure the Width and Length in feet. A full list of unit conversions is available at unitconverters.net. Remember this tool should be used only to calculate area, perimeter or volume of a figure. There are various rounding definitions that can be used to round a number. It consists of 2 pairs of parallel sides. For more instructions, see our full article: how to calculate square footage. For example, if rounding the number 2.7 to the nearest integer, 2.7 would be rounded to 3. Choose ones to round a number to the nearest dollar. Rounding Methods. round to the nearest square inch calculator, Here is a quick and simple reference on converting inches to feet and rounding to the nearest inch. Calculator Use. Rounding calculator to round numbers up or down to any decimal place. Select the radio button for square or hex Hit the Calc button to perform calculation The calculator defaults to rounding to the nearest integer, but settings can be changed to use other rounding modes and levels of precision. This is a great tool when you need to calculate square feet or add measurements together using a calculator. Use this easy and mobile-friendly calculator to convert between square centimeters and square inches. About Square Calculator tool. Use this Conversion Calculator to convert between commonly used units. Rectangle - a geometrical figure, any four sided figure with only right angles. Enter the measurement accross the flat of the square or the hexagon. Select the current unit in the left column, the desired unit in the right column, and enter a value in the left column to generate the resulting conversion. Note: If your measurements aren't in feet, convert them to feet first using the instructions below or the length converter. Gustafson G-0 single wall round Rectangular to Round Conversion De = 1.30 [(ab)0.625/(a+b)0.250] a = length of one side of rectangular duct (inch) b = length of adjacent side of rectangular duct (inch) De= circular equivalent of rectangular duct for equal friction and capacity (inch) Source: 2001 ASHRAE Fundamentals, p. 32.10 Example Conversion Calculator. I have developed this app so that they can do it for themselves and therefore save “MY TIME”. The name comes from Latin rectangulus, that was created by combining rectus (meaning right) and angulus (meaning angle). Side 1: inches Side 2: inches Diameter: Convert Diameter to Rectangular Equivalent . Making the calculations. Depending on which place value you'll round to, the final result will vary. Multiply your Length × Width to get your area. to calculate cones, segmental bends and much more. Just type the number of square centimeters into the box and the conversion will be performed automatically. This can be used to calculate to check what diameter of tube the stock will fit in. Say you wanted to round the number 838.274. Rounding Numbers. Input CFM and Pressure drop to determine an available round size and the available ESM flat oval size. It can be also used to calculate the weight of a bar by multiplying the area x length x weight/unit. Choose hundredths to round an amount to the nearest cent. Round (decimal places): 1 2 3 4-Convert. To round decimal numbers to the nearest thousand, consider the last four digits that should be modified to the nearest thousandth number. to save them the time and effort of laying it out. Convert Rectangular duct to Round Equivalent . Use this area converter to convert instantly between acres, square centimeters, square feet, square miles and other metric and imperial area units. 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