Geometry Vocab1
Lines
Angle Relationship
Geometry Vocab2
Angles
100

It is represented by two arrowheads that extend without end in two directions.

What is a line?

100
These lines are the same distance apart ALWAYS.
What are parallel lines?
100

Angles that lie outside the 2 lines and on opposite sides of the transversal

What are alternate exterior angles?

100
A 2 dimensional figure with three or more sides that is closed.
What is a polygon?
100
A 90 degree angle.
What is a right angle?
200

part of a line that has endpoints.

What is a line segment?

200

Two planes intersect at a ______.

What is a line?

200

Two adjacent angles whose noncommon sides are opposite rays and summed up to 180 degrees

What is a linear pair?

200

a four-sided polygon

What is a quadrilateral?

200
An angle that is smaller than 90 degrees.
What is an acute angle?
300

part of a line that has a starting point and a point that goes on in one direction without end.

What is a ray?

300

These lines are not touching, but if you extended them out, they would cross at a point.

What are intersecting lines?

300

Two angles that lie between the 2 lines and on the same side of the transversal

What is a consecutive interior angles?

300

A polygon is made up of line segments that are known as ___________.

What is a side?

300
An angle that is bigger than 90 degrees.
What is an obtuse angle?
400

This is defined by at least three coplanar points.

What is a plane?

400

Two intersecting lines that form a right angle

What are perpendicular lines?

400

Two angles whose sides form two pairs of opposite rays

What is a vertical angle?

400
The corner, or point at which line segments meet in a polygon.
What is a vertex?
400

An angle that is equal to 180 degrees is _______.

What is a straight angle?

500

It is represented by a dot and has no dimension.

What is a point?

500

A line that intersects 2 or more parallel or intersecting lines

What is a transversal?

500

Two angles that are formed by 2 lines and a transversal and occupy corresponding positions

What are corresponding angles?

500
A quadrilateral with two pairs of opposite and parallel sides.
What is a parallelogram?
500

An angle that is more than 180 but less than 360 degrees is _________.

What is a reflex angle?

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