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Geometry
Geometry
22
Mathematics
Not Applicable
03/05/2005

Additional Mathematics Flashcards

 


 

Cards

Term
zero angle
Definition
angle whose measure = 0 degrees
Term
acute angle
Definition
an angle whose measureis between 0 degrees and 90 degrees
Term
right angle
Definition
an angle whose measure equals 90 degrees
Term
obtuse angle
Definition
an angle measure is between 90 degrees and 180 degrees
Term
straight angle
Definition
an anglewhose measure equals 180 degrees
Term
complementray angles
Definition
two angles whose sum equals 90 degrees. each angle is called the complmentof the other
Term
supplementary angles
Definition
two angles whose sum equals 180 degrees. each angle is called the supplementof the angle
Term
adjacent angles
Definition
two angles that share a common ray
Term
linear pair angles
Definition
adjacent angles that form a straight line. tha sum of a linear pair = 180 degreed
Term
vertical angles
Definition
opposite angles formed by intersecting lines. vertical angles are equal (congruent)
Term
point (no dimension)
Definition
- exact location in space represented by a dot
Term
line (1 dimension)
Definition
- made up of least 2 points
- points that goes on both directions
Term
plane
Definition
- consits of at least three points
- extends in 2 dimensions ( surface of a table)
Term
collinear points
Definition
point that lie on the same line
Term
coplanar points
Definition
points that lie on the same plane
Term
line segment
Definition
- part of a line that has exactly two end points
Term
ray
Definition
- part of a line with exacctly one endpoint and one side that extends in one direction
Term
opposite rays
Definition
- 2 rays that share the same endpoint and forms a line
Term
parallel lines
Definition
lines that have the same slpoes and never meet
Term
intersecting lines
Definition
2 or more lines that meet at a common point
Term
angles
Definition
figures made up of 2 rays that share a common endpoint
Term
skew lines
Definition
non coplanar lines that do not interscet
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