• Midpoints and Congruent Segments - Problem 2

Math›Geometry›Geometry Building Blocks
How to solve for portions of a segment using the definition of a midpoint.
• Midpoints and Congruent Segments - Concept

Math›Geometry›Geometry Building Blocks
How to identify, define and label a midpoint.
• Midpoints and Congruent Segments - Problem 1

Math›Geometry›Geometry Building Blocks
How to use the definition of a midpoint to solve for side lengths.
• CPCTC - Concept

Math›Geometry›Triangles
How to use the principle that corresponding parts of congruent triangles are congruent, or CPCTC.
• Polygons - Problem 2

Math›Geometry›Geometry Building Blocks
How to identify corresponding sides and angles of congruent polygons.
• Inscribed Angles - Problem 3

Math›Geometry›Circles
How to find the measure of inscribed angles that have congruent intercepted arcs.
• Two Column Proofs - Problem 4

Math›Geometry›Triangles
How to use a two column proof to show that two sides are congruent with overlapping triangles.
• Two Column Proofs - Problem 1

Math›Geometry›Triangles
How to use a two column proof to show that two triangles are congruent.
• Two Column Proofs - Problem 3

Math›Geometry›Triangles
How to use a two column proof to show that two angles are congruent with overlapping triangles.
• Central Angles and Intercepted Arcs - Concept

Math›Geometry›Circles
How to define a central angle and find the measure of its intercepted arc; how to describe the intercepted arcs of congruent chords.
• Two Column Proofs - Problem 2

Math›Geometry›Triangles
How to use a two column proof to show that two angles are congruent in a parallelogram with one diagonal.
• Central Angles and Intercepted Arcs - Problem 1

Math›Geometry›Circles
How to find arc measures, given the measure of its central angle measure, or find central angle measures, given congruent chords.
• Cyclic Quadrilaterals and Parallel Lines in Circles - Concept

Math›Geometry›Circles
How to prove that opposite angles in a cyclic quadrilateral are congruent; how to prove that parallel lines create congruent arcs in a circle.
• Similar Triangles - Concept

Math›Pre-Algebra›Introductory Geometry
Overview of similarity: congruent angles, proportional corresponding sides
Tags:
• Duplicating an Angle - Concept

Math›Geometry›Constructions
How to duplicate an angle using a compass and straightedge.
• Duplicating an Angle - Problem 1

Math›Geometry›Constructions
How to duplicate an angle using a compass and straightedge.
• Inscribed Angles - Concept

Math›Geometry›Circles
How to calculate the measure of an inscribed angle.
• HL - Problem 3

Math›Geometry›Triangles
How to solve for a variable to make two right triangles congruent using the HL shortcut.
• Duplicating a Line Segment - Concept

Math›Geometry›Constructions
How to duplicate a line segment using a compass and straightedge.
• Two Column Proofs - Concept

Math›Geometry›Triangles
How to organize a two column proof.