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Math
Area of a rhombus
The calculator can calculate the area of a rhombus.
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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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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.
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Calendar
Date calculator
Calculator allows you to calculate the date, which will be after a specified number of days, months and years from a certain date.
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Life
Freezing sea water
Calculator based on the average salinity of the basin are calculated freezing point of the water content by the formula Krummel.
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Sieve of Eratosthenes
The program generates the prime numbers in a given range using the sieve of Eratosthenes algorithm.
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Verifiers
Verification of the ISSN
Calculator allows you to verify the number entered ISSN (International Standard Serial Number serial publication). FAQ: How ISSN number?