Geometry Terms
What am I?
Classify the Angles
Name that Polygon
Types of Triangles
100
An exact location in space
What is a point
100

Name a line from the figure

AB, CD, EF, GH, JK, or LM

100

Angles that are less than 90 degrees

acute angles

100
Polygons with four sides and four vertices
What is quadrilaterals
100
Triangles that have all sides equal
What is equalateral triangles
200
Many points clustered together, going on forever and ever in both directions
What is a line
200

Lines CD and EF

parallel lines

200

Angles that are equal to 180 degrees

straight angles

200
Polygons with three sides and three vertices
What is triangles
200
Triangles that have no equal sides
What is scalene triangles
300
Many points clustered together bounded by two endpoints
What is a line segment
300

Lines LM and GH

perpendicular lines

300

Angles that are equal to 90 degrees

right angles

300
Polygons with five sides and five vertices
What is pentagons
300
Triangles that have two equal sides
What is isosceles triangles
400
Beginning with an endpoint and going on forever and ever in the opposite direction
What is a ray
400

Lines JK and EF

 intersecting lines

400

Angles that are greater than 90 degrees

obtuse angles

400
Polygons with six sides and six vertices
What is hexagons
400
Triangles that have three angles less than 90 degrees
What is acute triangles
500
Where two sides of a shape meet at an endpoint
What is a vertex
500

Lines AB and JK

What is perpendicular lines

500

The number of degrees in a triangle

180 degrees

500
Polygons with eight sides and eight vertices
What is octogons
500
Triangles that have one angle greater than 90 degrees
What is obtuse triangles
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