To find the position of the circle's centre, layoff at X and Y an angle of 40º, and where they intercept is the centre point of the circle, the radius of which passes through X and Y.
Ukufumana indawo ephakathi kwisangqa, lalisa kuX noY imbombo yamashumi amane amanqanaba, kwaye apho ziphambuka khona ngumphakathi okanye umbindi wesangqa, umgca osuka embindini womda odlula kuX yoY.