How to Calculate Diagonal of Decagon across Five Sides given Inradius?
Diagonal of Decagon across Five Sides given Inradius calculator uses Diagonal across Five Sides of Decagon = (1+sqrt(5))*(2*Inradius of Decagon)/sqrt(5+(2*sqrt(5))) to calculate the Diagonal across Five Sides of Decagon, The Diagonal of Decagon across Five Sides given Inradius formula is defined as the straight line joining two non-adjacent corners across the five sides of the Decagon, calculated using the inradius. Diagonal across Five Sides of Decagon is denoted by d5 symbol.
How to calculate Diagonal of Decagon across Five Sides given Inradius using this online calculator? To use this online calculator for Diagonal of Decagon across Five Sides given Inradius, enter Inradius of Decagon (ri) and hit the calculate button. Here is how the Diagonal of Decagon across Five Sides given Inradius calculation can be explained with given input values -> 31.54387 = (1+sqrt(5))*(2*15)/sqrt(5+(2*sqrt(5))).