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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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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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Life
The distance calculator between cities Polish
Calculator helps you calculate the distance in a straight line between two selected major Polish cities.
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Chemical
Radioactive decay
The calculator calculates how much radioactive material remains after a certain period of time.
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Area of a triangle using Heron's formula
calculator calculates the area of a triangle after a length of three sides.
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Health
Calculator burn calories (kcal). How many calories you burn a day?
Ile kalorii spalamy?
Ile kalorii potrzebuję?
The calculator calculates how many calories you burn per day based on the data entered.