Math

Number of tetrahedral

Tetrahedral numbers are the natural numbers, for which it is possible to construct a tetrahedron formnego of bullets. They are a special case of the pyramidal numbers.

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Math

Weighted average ratings

The calculator calculates the weighted average of the ratings of the following items.

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Math

Conversion between number bases

Converter allows you to convert numbers between number bases - binary (binary), trójkowym, czwórkowym, Friday, szóstkowym, siódemkowym, octal (octal), dziewiątkowym, decimal (decymalnym) jedenastkowym, dwunastkowym, trzynastkowym, czternastkowym, piętnastkowym, hexadecimal (hex). Typed characters that are not numbers and the letters A, B, C, D, E, F are ignored.

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Math

Trigonometric functions calculator

Calculator by entering an angle in degrees or radians calculated values of the basic trigonometric functions.

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Medical

Calculator anion gap

Calculator to the data calculates the anion gap. http://pl.wikipedia.org/wiki/Luka_anionowa

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Life

Rainwater tank

The calculator calculates the amount of collected rainwater from the roof of the given dimensions. Long description

3686757

Building

Calculator floor panels

Calculator based on the dimensions of the area to put the panels and occupancy data on number of panels in one package, calculate how much you have to buy packages of panels to cover the entire room.

216130

Building

Raw materials for the construction of modular suspended ceilings - covered grill, removable plates

Calculator allows you to calculate the quantity of materials for the construction of modular ceilings.

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Financial

Key indicator Return on assets (ROA)

Calculator based on the values entered in net profit and assets are calculated return on assets ROA. ROA is a measure of return on assets. This ratio indicates a company's ability (and more specifically - of its assets) to generate profit.