Basics Geometry

What is it called when points lie on the same line.

• Midpoint

• Coplanear

• Segment Bisector

• Collinear

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This means...

• length of AB

• line AB

• ray AB

• segment AB

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Use the figure to write and solve an equation for x.

• 5

• 6

• 7

• 8

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Now that you know the value of x, find AB and AC.

• AB = 78 and AC = 60

• AB = 60 and AC = 78

• AB = 66 and AC = 78

• AB = 72 and AC = 78

Part of a line. Has one endpoint and continues on forever in one direction.

• Line Segment

• Line

• Ray

• Point

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An example of 2 non-collinear points.

• D, E

• C, B

• M, E

• F, B

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Give another name for line k.

• Line BC

• Line BCE

• Line ED

• Line k is the only name, there isn't another name.

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Points that lie in the same plane.

• Colinear

• Intersection

• Parallel Planes

• Coplanear

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a straight path that has no thickness and extends forever

• point

• line

• ray

• plane

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Two rays that have a common endpoint and form a line.

• Linear Pair

• Opposite Rays

• Right Angle

• Supplementary Angles

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