Math

Weighted average ratings

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

Long description

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279304

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.

134663

Math

Trigonometric functions calculator

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

92184

Math

Percentage calculator

This calculator allows you to calculate the percentage of the given numerical values.

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1091869

Building

Insulation of wall

Jak policzyć izolację ścian?

Calculator allows you to calculate the amount of insulation panels needed to cover the walls of the building using the "light wet" or "dry light" methods.

349764

Financial

ROCE - an indicator of the efficiency of investment

The calculator calculates ROCE on the basis of these pre-tax profits, total capital and current liabilities ROCE (called Return On Capital Employed) - an indicator of the efficiency and profitability of the investment, which is the capital of the company involved.

66209

Verifiers

Verification of the social security number in Poland

It presents data deriving from the unique social security number, such as date of birth, sex, serial number and check its correctness.

40751

Math

Field and volume of a sphere

Calculator by entering the radius of the sphere is calculated its surface and volume.

98853

Calendar

Perpetual calendar

jak obliczyć dzień tygodnia na podstawie daty?

Calculator gives what day of the week for the date specified by the user.