12 Videos for "congruent diagonals"

Rectangle and Square Properties  Problem 1
Math › Geometry › Polygons
How to find the angles in a square created by drawing diagonals, and finding the lengths of those diagonals. 
Rectangle and Square Properties  Problem 2
Math › Geometry › Polygons
How to find the point of intersection of the diagonals of a rectangle in a coordinate plane. 
Vertical Angles  Concept
Math › Geometry › Reasoning, Diagonals, Angles and Parallel Lines
How to define and identify vertical angles. 
Vertical Angles  Problem 2
Math › Geometry › Reasoning, Diagonals, Angles and Parallel Lines
How to solve for a variable used to measure vertical angles. 
Vertical Angles  Problem 3
Math › Geometry › Reasoning, Diagonals, Angles and Parallel Lines
How to determine the measure of vertical angles that are supplementary. 
Vertical Angles  Problem 1
Math › Geometry › Reasoning, Diagonals, Angles and Parallel Lines
How to find the measure of an angle using the Triangle Angle Sum Theorem and vertical angles. 
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. 
Rectangle and Square Properties  Concept
Math › Geometry › Polygons
How to define a rectangle and a square. 
Rhombus Properties  Problem 2
Math › Geometry › Polygons
How to find the length of diagonals and angles in a rhombus. 
Rhombus Properties  Problem 1
Math › Geometry › Polygons
How to find the angles in a rhombus created by drawing one diagonal. 
Flowchart Proofs  Problem 1
Math › Geometry › Triangles
How to prove that two segments are congruent in a trapezoid with diagonals. 
Rhombus Properties  Concept
Math › Geometry › Polygons
How to define a rhombus and compare it to a square and rectangle.