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The calculator of the nine-sided
Calculation of a nine-polygon (a figure with nine vertices). Enter one known value, then click calculate. The calculator of the nine-polygon, enter one known value…
Pentagon Calculator
A regular pentagon is a polygon with 5 vertices. This form is often used in construction and architecture. Enter one of the known values, then…
Square Calculator
Calculation of the values of a square (a regular quadrilateral). A square is a quadrilateral with four right angles and four sides of equal length.…
Equilateral Triangle Calculator
Calculate an equilateral triangle. This is the simplest regular polygon (a polygon with equal sides and angles). Enter one of the known values. Then click…
Decomposition of the Newton Binomial
If we explain in a simple way what a Newton Binomial is, then this is the decomposition of a binomial (a+b) to the power of…
The area of the ball
A sphere is a three-dimensional object whose contours and flat sections are circles. In other words, all points on the sphere are at the same…
Cyclic permutation
Online calculator converting a cycle to a standardGet a cyclic permutation Converting a cycle to a standard Cycle Recording ( ) Calculate { } Get…
The number of inversions in the permutation
Inversions in combinatorics are the number of pairs of elements in which the next element has a smaller number than the previous one. Sometimes it…
Reverse permutation
A reverse permutation in combinatorics is a permutation that you get by inserting the position of an element into the position indicated by the value…
Volume of the ball segment
To find the volume of a spherical segment, it is enough to remember one simple formula that includes two unknown parameters (if we count together…