269 Videos for "triangles"

SSS and SAS  Problem 2
Math › Geometry › Triangles
How to use SAS and SSS to determine congruence of 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. 
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. 
Flowchart Proofs  Concept
Math › Geometry › Triangles
How to outline a flowchart proof. 
Flowchart Proofs  Problem 1
Math › Geometry › Triangles
How to prove that two segments are congruent in a trapezoid with diagonals. 
Two Column Proofs  Concept
Math › Geometry › Triangles
How to organize a two column proof. 
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. 
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. 
Remote Interior Angles  Problem 3
Math › Geometry › Triangles
How to solve for the measure of an exterior angle given formulas for the measures of the interior angles. 
Remote Interior Angles  Problem 2
Math › Geometry › Triangles
How to solve for a remote interior angle given the exterior angle and the other remote interior angle. 
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. 
Remote Interior Angles  Concept
Math › Geometry › Triangles
How to define exterior angles and their remote interior angles and how to prove their properties. 
Pythagorean Theorem Proofs  Problem 2
Math › Geometry › Pythagorean Theorem
How to use the Pythagorean Theorem to determine if a triangle is acute, right, or obtuse, given the lengths of the triangle. 
Pythagorean Theorem Proofs  Problem 2
Math › Trigonometry › Pythagorean Theorem
How to use the Pythagorean Theorem to determine if a triangle is acute, right, or obtuse, given the lengths of the triangle. 
Converse of the Pythagorean Theorem  Problem 2
Math › Geometry › Pythagorean Theorem
How to use the Pythagorean Theorem to determine if a triangle is acute, right, or obtuse, given the lengths of the triangle. 
Converse of the Pythagorean Theorem  Problem 2
Math › Trigonometry › Pythagorean Theorem
How to use the Pythagorean Theorem to determine if a triangle is acute, right, or obtuse, given the lengths of the triangle. 
Converse of the Pythagorean Theorem  Problem 1
Math › Geometry › Pythagorean Theorem
How to use the converse of the Pythagorean Theorem to determine if a triangle is a right triangle given the lengths of the triangle. 
Converse of the Pythagorean Theorem  Problem 1
Math › Trigonometry › Pythagorean Theorem
How to use the converse of the Pythagorean Theorem to determine if a triangle is a right triangle given the lengths of the triangle. 
Converse of the Pythagorean Theorem  Concept
Math › Geometry › Pythagorean Theorem
How to use the converse of the Pythagorean Theorem to determine if a triangle is a right triangle, how to use Pythagorean triples to memorize the lengths of certain right triangles.