In triangle ΔABC,
AB^2+BC^2+AC^2=cosAsinBsinC+sinAcosBsinC+sinAsinBcosC.
The area of the circumcircle of ΔABC can be represented as a/bπ, where a and b are positive coprime integers. What is the value of a+b?
AB^2+BC^2+AC^2=cosAsinBsinC+sinAcosBsinC+sinAsinBcosC.
The area of the circumcircle of ΔABC can be represented as a/bπ, where a and b are positive coprime integers. What is the value of a+b?