Reading...
Play button
Play button
Use LEFT and RIGHT arrow keys to navigate between flashcards;
Use UP and DOWN arrow keys to flip the card;
H to show hint;
A reads text to speech;
38 Cards in this Set
- Front
- Back
|
Equidistant
|
equal distance
|
|
|
Line
|
has a minimum of 2 points and does not end
|
|
|
Plane
|
a 2D flat figure that contains a minimum of 3 points that aren’t on the same line; contains an infinite amount of points
|
|
|
Space
|
3D figure in which points aren’t on the same plane
|
|
|
Colinear Points
|
points on the same line
|
|
|
Noncolinear Points
|
points not on the same line
|
|
|
Coplanar Points
|
points on the same plane
|
|
|
Noncoplanar Points
|
points not on the same plane
|
|
|
Intersection
|
what the objects have in common
|
|
|
Segment
|
2 points on the same line and all the points in between
|
|
|
Ray
|
goes on forever in 1 direction only
|
|
|
Congruent
|
referring to the same size and shape
|
|
|
Congruent Segments
|
segments that have the same length
|
|
|
Midpoint of a Segment
|
the point that divides the segment into 2 congruent segments
|
|
|
Bisector of a Segment
|
a line segment ray or plane that intersects the segment at its midpoint ; (touches midpoint does not need to go through)
|
|
|
Angle
|
formed by 2 rays with the same endpoint
|
|
|
Acute Angle
|
measure between 0 and 90
|
|
|
Right Angle
|
measure 90
|
|
|
Obtuse Angle
|
measure between 90 and 180
|
|
|
Straight Angle
|
measure 180
|
|
|
Congruent Angles
|
angles which have equal measures
|
|
|
Adjacent Angles
|
2 angles in a plane that have a common vertex and a common side but no common interior point
|
|
|
Angle Bisector
|
the ray that divides the angle into 2 congruent adjacent angles
|
|
|
Converse of Conditional
|
switch the “if” and “then” (hypothesis and conclusion)
|
|
|
Counterexample
|
proves converse of a conditional false
|
|
|
Biconditional
|
if both the conditional and converse are true; contains if and only if (”IFF”)
|
|
|
Complementary Angles
|
2 angles whose measure have the sum 90; each angle is a complement of the other
|
|
|
Supplementary Angles
|
2 angles whose measure have the sum 180; each angles is a supplement of the other
|
|
|
Vertical Angles
|
2 angles such that the sides of 1 angle are opposite rays to the sides of the other angle; when 2 lines intersect they form vertical angles
|
|
|
Perpendicular Lines
|
2 lines that intersect to form right angles
|
|
|
Parallel Lines
|
coplanar lines that do not intersect
|
|
|
Skew Lines
|
noncoplanar lines that are neither parallel nor intersecting
|
|
|
Parallel Planes
|
planes that do not intersect
|
|
|
Transversal
|
a line that intersects 2 or more coplanar lines in different points
|
|
|
Alternate Interior Angles
|
2 nonadjacent interior angles on opposite sides of the transversal; for a Z
|
|
|
Same Side Interior Angles
|
2 interior angles on the same side of the transversal; for a C
|
|
|
Corresponding Angles
|
2 angles in corresponding positions relative to the 2 lines
|
|
|
Triangle
|
the figure formed by 3 segments joining 3 noncollinear points
|
