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Math

# Number of triangular

In math calculator calculate triangular number is a number that can be represented as the sum of consecutive integers starting.

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Math

## Weighted average ratings

The calculator calculates the weighted average of the ratings of the following items.
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Math

## 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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Math

## Trigonometric functions calculator

Calculator by entering an angle in degrees or radians calculated values ​​of the basic trigonometric functions.
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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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Math

Calculator Resets three forms of a quadratic function. After selecting the input as a function of the square and its corresponding parameters returns two other figures given quadratic function.
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Financial

## Prolongation fee calculator

Calculates the amount of prolongation fee, based on the terms to defer payment and the amount of arrears. We assume that the interest rate is 7.25% (from 10.05.2012). Prolongation fee - the fee paid by the taxpayers, which, by virtue of the decision of the tax deferred or tax payment deadline laid on installment payment of the tax or tax arrears and interest on arrears     Enter the amount of \ u0119 in the \ u0142otych
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Medical

## Peak expiratory flow in Asthma

Calculator based on the difference between the maximum and minimum peak expiratory flow (PEF) provides diagnostic information on the state of the patient's asthma.
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Medical

## Replenishing fluids - FFP (fresh frozen plasma)

Calculator based on the entered weight calculates the amount of fresh frozen plasma for transfusion in ml / hour due to the loss of fluids (sweating, bleeding, and other pathological processes).