How to Calculate Cos (B/2) given Sides A and C and Sin (B/2)?
Cos (B/2) given Sides A and C and Sin (B/2) calculator uses Cos (B/2) = Area of Triangle/(Side A of Triangle*Side C of Triangle*Sin (B/2)) to calculate the Cos (B/2), The Cos (B/2) given Sides A and C and Sin (B/2) formula is defined as value of cos B/2 using area of the triangle, the sides A & C and the trigonometric half ratio Sin B/2. Cos (B/2) is denoted by cos_{(B/2)} symbol.
How to calculate Cos (B/2) given Sides A and C and Sin (B/2) using this online calculator? To use this online calculator for Cos (B/2) given Sides A and C and Sin (B/2), enter Area of Triangle (A), Side A of Triangle (S_{a}), Side C of Triangle (S_{c}) & Sin (B/2) (sin_{(B/2)}) and hit the calculate button. Here is how the Cos (B/2) given Sides A and C and Sin (B/2) calculation can be explained with given input values -> 0.950292 = 65/(10*20*0.342).