Venkata chalapathi naiduKnowledge Contributor
The bearings of the lines AB and BC are 146° 30' and 68° 30'. The included angle ABC is
The bearings of the lines AB and BC are 146° 30' and 68° 30'. The included angle ABC is
Answer. = (180+146.5)-(68.5) = 258 which is exterior angle. Hence interior angle = 360-258 = 102.