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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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Trigonometric functions calculator

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

Arabic numbers Converter - Roman

Calculator converts numbers to roman Arabic or Roman to Arabic vice versa. The maximum value that the calculator correctly parse the number 3999.              
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Health

Indicator of body fatness BAI (Body Adiposity Index)

The calculator to the data rate of BAI our body. It is a later invention, and gives a more accurate picture of the state of our body than BMI.
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Physical

Calculator resistance resistor ( bars)

Calculator gives the resistance of the resistor based on the introduced color bars.
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Field of the cylinder and

Jak obliczyć pole walca?
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Calculator based on the introduced: the radius of the cylinder base and calculates the area and volume.              
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Employee

Calculator average revenue per employee in the company

Calculator on the basis of the specified amount paid salaries and number of employees, calculates the average annual and          
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Life

Western and Chinese astrological signs (zodiac)

For a given date of birth calculator calculates the corresponding Western and Chinese astrological sign (zodiac).