BASIC VOCABULARY
Classifying Angles
Angle Pair Relaionships
Bisectors
Lines & Angles
100
It has no dimension.
What is a point?
100
A tool used to measure angles.
What is protractor?
100
Angles whose sum is 90 degrees.
What is complementary angles?
100
Point that divides a segment in half?
What is midpoint?
100
Lines that are coplanar and do not intersect.
What is parallel lines?
200
Extends in one dimension.
What is a line?
200
An angle that is less than 90 degrees.
What is acute angle?
200
Angles that share a common side.
What is adjacent angles?
200
Divides a segment into two congruent segments?
What is bisects?
200
Lines that do not intersect and are not coplanar.
What is skew lines?
300
Extends in two dimension.
What is a plane?
300
An angle equal to 90 degrees.
What is a right angle?
300
Angles who sum is 180 degrees.
What is supplementary angles?
300
Segment, ray or line that intersects a segment at it's midpoint.
What is segment bisector?
300
Planes that do not intersect.
What is parallel planes?
400
Points that lie on the same line.
What is collinear points?
400
An angle greater than 90 degrees.
What is an obtuse angle?
400
Angles that form two pairs of opposite rays.
What is vertical angles?
400
Formula used to find the midpoint.
What is midpoint formula?
400
Lines that intersect to form a right angle.
What is perpendicular lines?
500
Points that lie on the same plane?
What is coplanar points?
500
An angle equal to 180 degrees.
What is a straight angle?
500
Angles in which noncommon sides form opposite rays.
What is linear pair?
500
Ray that divides an angle into two congruent angles.
What is angle bisector?
500
Planes that intersect to form a right angle.
Perpendicular planes
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