298 Videos for "triangles"

SSS and SAS  Concept
Math › Geometry › Triangles
How to use the SAS and SSS shortcuts to determine the congruence of two triangles. 
SSS and SAS  Problem 3
Math › Geometry › Triangles
How to determine if two triangles are congruent by either SSS or SAS. 
ASA and AAS  Problem 4
Math › Geometry › Triangles
How to use ASA and AAS to determine the congruence of adjacent triangles and denote the congruence correctly. 
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. 
SSS and SAS  Problem 1
Math › Geometry › Triangles
How to use SSS to determine congruence of triangles and denote the congruence correctly. 
Flowchart Proofs  Problem 2
Math › Geometry › Triangles
How to prove the converse of the isosceles triangle theorem with a flowchart proof. 
SSS and SAS  Problem 2
Math › Geometry › Triangles
How to use SAS and SSS to determine congruence of triangles and denote the congruence correctly. 
SSS and SAS  Problem 4
Math › Geometry › Triangles
How to use SAS and SSS to determine which triangles are congruent and correctly denote the congruence. 
ASA and AAS  Problem 3
Math › Geometry › Triangles
How to use ASA and AAS to determine the congruence of adjacent triangles and denote the congruence correctly. 
ASA and AAS  Problem 1
Math › Geometry › Triangles
How to use ASA and AAS to determine congruence of triangles and denote the congruence correctly. 
Similar Triangles  Problem 1
Math › PreAlgebra › Introductory Geometry
Using proportionality to find the missing side length in similar figures 
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. 
ASA and AAS  Problem 2
Math › Geometry › Triangles
How to use ASA and AAS and properties of angles formed by a transversal of parallel lines to determine the congruence of vertical triangles and denote the congruence correctly. 
Flowchart Proofs  Concept
Math › Geometry › Triangles
How to outline a flowchart proof. 
Two Column Proofs  Concept
Math › Geometry › Triangles
How to organize a two column proof. 
Flowchart Proofs  Problem 1
Math › Geometry › Triangles
How to prove that two segments are congruent in a trapezoid with diagonals. 
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. 
Why SSA and AAA Don't Work as Congruence Shortcuts  Concept
Math › Geometry › Triangles
How to determine which congruence shortcuts do not work and why. 
Remote Interior Angles  Problem 1
Math › Geometry › Triangles
How to solve for the measure of an exterior angle and its adjacent interior angle given the measures of the remote interior angles.