Lines
Angles
Basic Geometry
Parallel lines/triangles
Miscellaneous
100
Two lines that are the same distance apart and will never touch
What is parallel lines
100
The term for a 90 degree angle
What is a right angle
100
If x=2, then x+2=4
What is addition property
100
Through a point, not on the line, there is only one line parallel to the given line
What is parallel postulate
100
Outside angles on opposite sides of the transversal, not a linear pair
What is alternate exterior
200
Lines that are not in the same plan and do not intersect
What is Skew lines
200
An angle that is less than 90 degrees
What is acute
200
If z=2, then 5z=10
What is multiplication property
200
The sum of the measures of the angles in a triangle is 180
What is triangle angle-sum theorem
200
If a transversal intersects two parallel lines, then same side interior angles are supplementary
What is same side interior angles theorem
300
This has one endpoint and continues in one direction forever
What is a ray
300
The number of degrees in a straight angle
What is 180 degrees
300
Part of an expression may be exchanged with an equivalent value
What is substitution property
300
An angle formed by a side and an extension of an adjacent side
What is exterior angle
300
If two lines and a transversal form corresponding angles that are congruent, then the lines are parallel
What is Converse of the corresponding angles theorem
400
Lines that intersect to form a right angle
What is perpendicular
400
An angle greater than 90 degrees
What is obtuse
400
AB=AB
What is reflexive property
400
Non-adjacent angles to exterior angles
What is remote interior angles
400
Angles that lie between the lines cut by the transversal
What is interior angles
500
A line that intersects two or more lines found in the same place
What is transversal
500
In matching positions above or below the transversal, but on the same side of the transversal
What is corresponding
500
If two values are equal to a third value, then they are equal to each other
What is transitive property
500
The Measure of each exterior angle of a triangle equals the sum of the measures of its two remote interior angles
What is exterior angle theorem
500
If a line is perpendicular to one of the two parallel lines, then it is also perpendicular to the other line
What is perpendicular transversal theorem
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