Introductory
Lines
Angles
Polygons
More Polygons
100
This term describes a main component of geometry that goes on forever and is never curved.
What is a line?
100
Two lines that are next to each other that will never intersect
What are parallel lines?
100
A right angle measures this many degrees
What is 90?
100
Any polygon with 3 sides.
What is a triangle?
100
The number of sides in 3 triangles.
What is 9?
200
This is a piece of a line that is controlled by two endpoints
What is a line segment?
200
Two lines that cross at a point. This intersection can form acute, obtuse or right angles.
What are intersecting lines?
200
Two rays that meet and form a 90 degree angle
What is a right angle?
200
Any polygon that has 5 sides.
What is a pentagon?
200
The number of sides in 4 quadrilaterals.
What is 16?
300
This is a piece of a line that starts at an endpoint and continues on forever in one direction
What is a ray?
300
Two lines that intersect to form right angles only.
What are perpendicular lines?
300
An angle that measures less than 90 degrees, but greater than 0 degrees.
What is an acute angle?
300
Any polygon that has 10 sides.
What is a decagon?
300
The number of sides in 3 hexagons.
What is 18?
400
The term describes two rays that share an endpoint
What is an angle?
400
A line that goes across, parallel to the x-axis.
What is a horizontal line?
400
An angle that measures bigger than 90 degrees, but smaller than 180 degrees.
What is an obtuse angle?
400
Any polygon that has 12 sides.
What is a dodecagon?
400
A polygon with 2 pairs of parallel line, 4 right angles, and 4 equal sides.
What is a square?
500
The geometry term that defines an exact location in space
What is a point?
500
A line that goes up and down, parallel to the y-axis.
What is a vertical line?
500
two rays meet and form a 180 degree angle.
What is a straight angle?
500
The four things that must be true for a figure to qualify as a polygon.
What is closed, 2-dimensional, no intersecting lines, not curved?
500
The number of sides 5 dodecagons have all together.
What is 60?
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