The total angle at a point is 360 ° w +x+y+z=3600. 2. The total angle on a straight line is 180 ° In the diagram, x+y+z=1800 3. When two straight lines cross, vertically opposite angles are equal. In the diagram, • angles a and c are equal, • angles b and d are equal.
angle propertiesAngle properties
January 9, 2018Written by Praveen Shrivastava