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Math
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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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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Physical
Parallel connection of resistors
The calculator calculates the equivalent resistance of two resistors connected in parallel.
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Financial
Statutory interest calculator - calculating the percentage of online in Poland
Jak obliczyć odsetki ustawowe?
Free online calculator statutory interest - can quickly calculate statutory interest.
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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.
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Calculator VAT refund for building materials
The calculator calculates the amount of VAT that can be refunded in respect of incurred expenses associated with the purchase of construction materials.
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Medical
The percentage reduction in blood urea after dialysis
Calculator to the data is given as change the level of urea in the blood after hemodialysis.