• #### Constructing a Perpendicular to a Line - Concept

##### Math›Geometry›Constructions
How to find the shortest distance between a point and a line.
• #### Triangle Side Inequalities - Concept

##### Math›Geometry›Triangles
How to determine the triangle side inequalities.
• #### Constructing a Perpendicular to a Line - Problem 1

##### Math›Geometry›Constructions
How to construct a perpendicular through a point not on a line to a line.
• #### Constructing an Angle Bisector - Problem 1

##### Math›Geometry›Constructions
How to construct a 30 degree angle.
• #### Constructing an Angle Bisector - Concept

##### Math›Geometry›Constructions
How to define and construct an angle bisector.
• #### Triangle Side Inequalities - Problem 1

##### Math›Geometry›Triangles
How to determine whether given side lengths could form a triangle using the triangle side inequalities.
• #### Triangle Side Inequalities - Problem 2

##### Math›Geometry›Triangles
How to determine the range of possible values for the third side of a triangle when given values of the other two.
• #### Constructing an Angle Bisector - Problem 2

##### Math›Geometry›Constructions
How to construct a 45 degree angle.