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Number of square-triangle (square triangular number)
Number of square-triangle has the properties of a square and a triangular number.
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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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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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Iron deficiency
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Calculator for calculating the volume of a cylinder
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The calculator calculates the volume of a cylinder with using of height and area.