topic badge

9.01 Angle bisectors and perpendicular bisectors

Interactive practice questions

There are no interactive problems for this subtopic

Outcomes

II.G.CO.9

Prove theorems about lines and angles. Theorems include: vertical angles are congruent; when a transversal crosses parallel lines, alternate interior angles are congruent and corresponding angles are congruent; points on a perpendicular bisector of a line segment are exactly those equidistant from the segment's endpoints.

II.G.SRT.5

Use congruence and similarity criteria for triangles to solve problems and to prove relationships in geometric figures.

What is Mathspace

About Mathspace