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The Great Angle Chase. There are many different pathways that lead to the same destination. Here is just one of them …. G. U. P. 35 . T. K. L. 25 . J. M. 100 . O. I. H. N. Q. S. R. Aim: To write in the size of every angle. G. U. P. 35 . T. K. L. 25 . J. M.
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The Great Angle Chase There are many different pathways that lead to the same destination. Here is just one of them …
G U P 35 T K L 25 J M 100 O I H N Q S R Aim: To write in the size of every angle.
G U P 35 T K L 25 J M 100 O I H N Q S R • Look for the angle between a tangent and a chord. • Locate the angles in the alternate segment. 25 25
G U P 35 T K L 25 J M 100 O I H N Q S R 25 25
G U P 35 T K L 25 J M 100 O I H N Q S R Look for angles in the same segment. 25 35 25
G U P 35 T K L 25 J M 100 O I H N Q S R 25 35 25
G U P 35 T K L 25 J M 100 O I H N Q S R Look for angles standing on equal chords. 25 25 25 35 25
G U P 35 T K L 25 J M 100 O I H N Q S R 25 25 25 35 25
G U P 35 T K L 25 J M 100 O I H N Q S R Look for right angles: • The angle between a tangent and a radius • The angle in a semicircle 25 65 25 65 40 25 35 25
G U P 35 T K L 25 J M 100 O I H N Q S R 25 65 25 65 40 25 35 25
G U P 35 T K L 25 J M 100 O I H N Q S R Look for triangles: 25 Angle sum 65 55 55 25 65 40 25 35 40 75 25
G U P 35 T K L 25 J M 100 O I H N Q S R Look for triangles: Angle sum 25 65 55 55 25 65 40 25 75 120 35 40 75 25
G U P 35 T K L 25 J M 100 O I H N Q S R Look for triangles: 25 65 • Angle sum • Exterior angle 55 55 125 25 65 40 25 75 120 35 40 75 25
G U P 35 T K L 25 J M 100 O I H N Q S R Look for triangles: 25 65 • Angle sum • Exterior angle 55 60 55 125 25 65 40 25 75 120 35 40 75 25
G U P 35 T K L 25 J M 100 O I H N Q S R Look for vertically opposite angles and angles at a point. 25 65 120 60 55 125 60 55 125 120 25 65 40 105 75 25 75 60 105 120 120 80 100 60 80 35 40 75 25
G U P 35 T K L 25 J M 100 O I H N Q S R And there’s another triangle. 25 65 120 60 55 125 15 60 55 125 120 25 65 40 105 75 25 75 60 105 120 120 80 100 60 80 35 40 75 25
G U P 35 T K L 25 J M 100 O I H N Q S R And then another pair of angles in the same segment. 25 65 120 60 55 125 15 60 55 125 120 25 65 40 105 75 25 75 60 105 120 120 80 100 60 80 35 40 75 25 15
G U P 35 T K L 25 J M 100 O I H N Q S R Some more right angles. 25 65 40 120 60 55 125 15 60 55 125 120 25 65 40 105 75 25 75 60 105 120 120 80 100 60 80 35 40 75 25 75 15
G U P 35 T K L 25 J M 100 O I H N Q S R Aha! A cyclic quadrilateral. 25 65 40 120 60 55 125 15 60 55 125 120 25 65 40 105 75 25 75 60 105 120 120 80 100 60 80 35 40 80 75 25 75 15
G U P 35 T K L 25 J M 100 O I H N Q S R More angles at a point. 25 65 40 120 60 55 125 15 60 55 125 120 25 65 40 105 75 25 75 60 105 120 120 80 100 60 80 100 35 80 40 80 100 75 25 75 15
G U P 35 T K L 25 J M 100 O I H N Q S R 25 65 40 120 60 55 125 15 60 55 125 120 25 65 40 105 75 25 75 60 105 120 120 80 100 60 80 100 35 80 40 80 100 75 25 75 15
G U P 35 T K L 25 J M 100 O I H N Q S R Another angle between a tangent and a chord. 25 65 40 120 60 55 125 15 60 55 125 120 25 65 40 105 75 25 75 60 105 120 120 80 100 60 80 100 35 80 40 80 40 100 75 25 75 15
G U P 35 T K L 25 J M 100 O I H N Q S R A cyclic quadrilateral. 25 65 40 120 60 55 125 15 60 55 125 120 25 65 40 105 75 25 75 60 105 120 120 80 100 60 80 100 35 80 40 80 40 100 75 65 25 75 15
G U P 35 T K L 25 J M 100 O I H N Q S R And we’re done! 25 65 40 120 60 55 125 15 60 55 125 120 25 65 40 105 75 25 75 60 105 120 120 80 100 60 80 100 35 80 40 80 40 100 75 65 25 75 15