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28 Cards in this Set
- Front
- Back
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A geometric figure created without using tools |
Sketch |
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Two or more lines that are not in the same plane and do not intersect |
skew lines |
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a location in space that has no size |
point |
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points where a line segment begins and ends |
endpoints |
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a straight continuous arrangement of an infinite number of points |
line |
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a geometric figure created using only a compass and straightedge |
construction (construct) |
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points located on the same line |
collinear points |
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part of a line that includes two points and all of the points in between |
line segment |
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two more more lines that are located in the same plane |
coplanar lines |
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an angle whose measure is equal to 90 degrees |
right angle |
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a ray that divides an angle into two congruent angles |
angle bisector |
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the common endpoint of the two rays that form an angle |
vertex |
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a basic tool used to measure angles |
protractor |
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a geometric figure formed by two rays that share a common endpoint |
angle |
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two angles whose sum is equal to 180 degrees |
supplementary angles |
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An angle that has a measure greater than 0 degrees but less than 90 degrees |
acute angle |
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Name the operation. If point B is on line segment AC and between points A and C, then AB + BC = AC |
segment addition |
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two nonadjacent angles formed by two intersecting lines |
vertical angles |
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two adjacent angles that form a line |
linear pair |
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a flat surface which extends infinitely in all directions |
plane |
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a portion of a line that begins with a single point and extends infinitely in one direction |
ray |
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line segments or angles that have equal measure |
congruent |
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a tool used to take measurements and make arcs |
compass |
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an angle whose measure is greater than 90 degrees |
obtuse angle |
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an angle that measures 180 degrees |
straight angle |
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two angle measures whose sum is 90 degrees |
complementary angles |
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two lines or rays that intersect to form 90 degree angles |
perpendicular |
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angles with a common vertex and a common side |
adjacent angles |
