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Geometry Ch 2 & 3
Basic terms of logic and parallel lines
| Question | Answer |
|---|---|
| Two angles whose sides form two pairs of opposite rays and have equal measures | Vertical angles |
| Two adjacent angles which form a line and are supplementary | Linear Pair |
| Two angles whose sum is 90 | Complementary angles |
| Two angles whose sum is 180 | Supplementary angles |
| A statement which has a true conditional and true converse | Biconditional |
| XY = XY | Reflexive |
| If AB=CD, then CD=AB | Symmetric |
| If AB=CD and CD=EF, then AB=EF | Transitive |
| What is the relationship of Alternate Interior Angles on parallel lines? | They are congruent |
| What is the relationship of Same Side Interior Angles on parallel lines? | They are supplementary |
| What is the relationship of Corresponding Angles on parallel lines? | They are congruent |
| sqrt((change x)(^2)+(change y)(^2)) | Distance formula |
| ((x+x)/2,(y+y)/2) | Midpoint formula |
| y = mx+b | Slope intercept form |
| A polygon with all the same sides and same angles | Regular polygon |
| The sum of the exterior angles of a polygon is? | 360 |
| 180(n-2) | Sum of the interior angles of a polygon |
| A line that intersects two coplanar lines at two distinct points | Transversal |
| The measure of each exterior angle of a triangle equals? | The sum of the measures of its two remote interior angles |
| A statement in "if-then" form | Conditional |
| Switches the hypothesis and conclusion of a conditional | Converse |