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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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Weighted average ratings

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

Calculator by entering an angle in degrees or radians calculated values ​​of the basic trigonometric functions.
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The center point (mid point)

The calculator calculates the coordinates of the point located exactly halfway between two preset points in the two-dimensional plane.          
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Generators

SHA-2 generator

Generates a message using SHA-2 algorithm.
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Life

Size calculator added sugar to wine [brix scale]

Calculator allows to determine the amount of sugar needed to raise the level of its content in the wine to the expected level.      
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Building

Insulation of wall

Jak policzyć izolację ścian?
Calculator allows you to calculate the amount of insulation panels needed to cover the walls of the building using the "light wet" or "dry light" methods.
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Financial

Investment Calculator - Calculate how much you can earn on the deposit

Ile można zarobić na lokacie? Ile zarobię na lokacie? Jak obliczyć lokatę?
After administration to allocate the amount of deposit, the interest rate and the period of capitalization rate calculator calculates how much money you can earn your deposit.