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| Answer |
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| Def. Of Midpoint |
A point in the center of a line that divides them into 2 equal segments |
| Def. of Angle Bisector |
A ray that intersects an angle creating 2 angles |
| Def. of Supp. angles |
2 angles that equal 180 when added together |
| Def of Comp. angles |
2 angles that equal 90 when added together |
| Def. of Right Angle |
An angle that is 90 degrees |
| Def. of perpindicular lines |
Lines that intersect at a point |
| Vertical Angle Theorem |
Vertical Angles are congruent |
| Corresponding Angles |
Angles in the same position |
| Alternate interior angles |
Angles on opposite sides of a lone that are congruent |
| Same side interior angles |
Angles on the same side of a line that are congruent |
| All right angles are congruent |
(blank) |
| Same Side Interior Theorem |
If a transversal intersects two parallel lines, then a |
| Alternate Interior Angle Theorem |
If a transversal intersects 2 parallel lines, then alternate interior angles are congruent |
| Symmetric Property of Equality |
If a=b then ba |
| Symmetric prop of Congruence |
If AB=CD then CD=AB |
| Transitive Prop of equality |
If a=b and b=c then a=c |
| Transitive prop of congruence |
If AB=CD and CD=Ef then AB=EF |
| If two angles are congruent and supplementary |
Each is a right angle |
| If two lines are perpendicular to the same line |
Then the lines are parallel |
| If two lines are parallel to the same line |
then the lines are perpendicular to each other |