How to Calculate Diagonal of Decagon across Four Sides given Circumradius?
Diagonal of Decagon across Four Sides given Circumradius calculator uses Diagonal across Four Sides of Decagon = sqrt(5+(2*sqrt(5)))*(2*Circumradius of Decagon)/(1+sqrt(5)) to calculate the Diagonal across Four Sides of Decagon, The Diagonal of Decagon across Four Sides given Circumradius formula is defined as the straight line joining two non-adjacent vertices across the four sides of the Decagon, calculated using circumradius. Diagonal across Four Sides of Decagon is denoted by d4 symbol.
How to calculate Diagonal of Decagon across Four Sides given Circumradius using this online calculator? To use this online calculator for Diagonal of Decagon across Four Sides given Circumradius, enter Circumradius of Decagon (rc) and hit the calculate button. Here is how the Diagonal of Decagon across Four Sides given Circumradius calculation can be explained with given input values -> 30.43381 = sqrt(5+(2*sqrt(5)))*(2*16)/(1+sqrt(5)).