Now use the information you already have about finding the equation of a line and apply it to the dashed lines shown in these triangles ... The perpendicular bisector passes through the midpoint ...

A line which cuts an angle into two equal side angles is called an angle bisector. In geometry a construction is an accurate drawing. There are two main constructions which can be done using a ...

The secret to getting ahead is getting started. In the triangle above, segment BD is an angle bisector. Sides AB = 9x − 14, ...