the angles that occupy the same relative position at each intersection where a straight line crosses two others
What is corresponding angles
100
Represented by an italicized capital letter
What is a point
100
three or more points which lie in the same plane
Coplanar points
100
Endpoint of 2 rays that form the angles
what is the vertex of an angle
200
A number is subtracted from each side of the equation
What is Subtraction property
200
Angles that add up to 180 degrees
What is supplementary angles
200
Represented by 2 capital letters with a line drawn through them
What is a line
200
Three or more points , , , ..., are said to be _____ if they lie on a single straight line
collinear points
200
0-90 degree angles are ____
acute
300
A number can be multiplied to each side
What is multiplication property
300
the angle between a side of a rectilinear figure and an adjacent side extended outward.
What is exterior angles
300
represented by two capital letters with segments drawn over them
What is a line segment
300
lines are ____ if they have the same length
What are congruent
300
Angles that are exactly 90 degrees
What is a right angle
400
A number can be divided on each side
What is division property
400
the angle between adjacent sides of a rectilinear figure
What is interior angles
400
represented by 2 capital letters with an arrow drawn over them
What is a ray
400
two interior angles which lie on different parallel lines and on opposite sides of a transversal. Parallel lines cut by a transversal
alternate interior angles
400
90-180 degree angles
What is an obtuse angle
500
Part of an expression may be exchanged between an equivalent value
What is substitution value
500
when they add up to 90 degrees (a Right Angle). They don't have to be next to each other, just so long as the total is 90 degrees. Examples: 60° and 30
What are complementary angles
500
a flat, two-dimensional surface with points inside of it
What is a plane
500
When two lines are crossed by another line (called the Transversal): The pairs of angles on opposite sides of the transversal but outside the two lines are called ___.