How to Calculate Diagonal of Decagon across Three Sides given Inradius?
Diagonal of Decagon across Three Sides given Inradius calculator uses Diagonal across Three Sides of Decagon = sqrt(14+(6*sqrt(5)))/2*(2*Inradius of Decagon)/sqrt(5+(2*sqrt(5))) to calculate the Diagonal across Three Sides of Decagon, The Diagonal of Decagon across Three Sides given Inradius formula is defined as the straight line joining two non-adjacent vertices across the three sides of the Decagon, calculated using inradius. Diagonal across Three Sides of Decagon is denoted by d_{3} symbol.
How to calculate Diagonal of Decagon across Three Sides given Inradius using this online calculator? To use this online calculator for Diagonal of Decagon across Three Sides given Inradius, enter Inradius of Decagon (r_{i}) and hit the calculate button. Here is how the Diagonal of Decagon across Three Sides given Inradius calculation can be explained with given input values -> 25.51952 = sqrt(14+(6*sqrt(5)))/2*(2*15)/sqrt(5+(2*sqrt(5))).