Vertically Opposite Angles ©2009 G Dear – Not to be sold/Free to use Stage 4 Years 7 & 8 Angles Vertically Opposite Angles Angles. Web Press Ctrl-A ©2009 G Dear – Not to be sold/Free to use

Vertically Opposite (1/4) Vertically Opposite Angles are equal. 100o 80o 80o 80o = 80o 100o 100o = 100o End of Slide

Vertically Opposite (2/4) Vertically Opposite Angles are equal. 50o 130o 130o 130o = 130o 50o 50o = 50o End of Slide

Vertically Opposite (3/4) Vertically Opposite Angles are equal. 160o 20o 20o 20o = 20o 160o 160o = 160o End of Slide

Vertically Opposite (4/4) Example 1: Find the value of the pronumeral. po = 30o qo 30o qo = 150o po 150o Reason: Vertically Opposite End of Show