75668
Math
Circumference of an ellipse
The calculator calculates the circumference of an ellipse for a given length of the axis passing through it.
240283
Information technology
Calculator download speeds
Calculator allows you to calculate the approximate download time on a given value for a circuit given parameters.
67511
Math
Mean and covariance matrix calculator
Covariance is a measure of the covariance of two variables (X and Y). The calculator calculates the average for the sample and the covariance between variables. Sets of X and Y must be the same number.
79255
Verifiers
Verification ISBN preview
Jak sprawdzić numer ISBN?
Jak zweryfikować numer ISBN?
Jak zweryfikować numer ISBN?
Calculator allows you to verify the ISBN number entered.
20800
Chemical
The frequency of the relaxation based on the Arrhenius equation
Calculator based on the given temperature, the frequency of vibration and thermal activation energy calculated częsość relaxation.
278793
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.
19304
Life
Virtual Calculator air temperature
Calculator based on the given air temperature, dew point and barometric pressure are calculated virtual temperature. This is the temperature damages that powinnoby have dry air to its density at the same pressure is equal to the density of moist air.
22824
Building
Single-layer wall insulation
Calculator allows you to calculate izolacyjość single-layer wall.
36819
Math
Area and perimeter of the cone
Area and perimeter of the cone
Calculator by entering the radius of the base of the cone, and its height is calculated lateral surface area of the cone, the total area and volume.
The radius of the base of the cone
35079
Math
Field and circumference of a circle
Jak obliczyć pole i obwód koła?
The calculator based on the specified radius of the area and perimeter of a circle.
16944
Financial
Return on investment over the
Calculator allows you to calculate the return on equity of investment in any financial instrument in relation to the value obtained at the beginning and end of the period.
47593
Calendar
Calculator seniority in Poland
Calculator to calculate the total length of service after the date of employment or dismissal.
26234
Savings
Calculate how much you spend on cigarettes
Calculator helps you calculate the annual expenditure on cigarettes.
27410
Life
Calculator spending on cigarettes
Calculator based on the price quoted for the package and the amount consumed per month package, gives the annual cost of smoking cigarettes.
16663
Health
The generator ideal body weight by the formula ALIC
The calculator allows you to calculate your ideal weight for your body according to the model of the American Life Insurance Company