Geometry Terms
Angles
Polygons / Polyhedrons
Triangles
Miscellaneous
100
A straight path of points that goes on forever in both directions.
What is a line?
100
An angle measuring 90 degrees.
What is a right angle?
100
A 4-sided polygon.
What is a quadrilateral?
100
The number of degrees in every triangle.
What is 180 degrees?
100

The missing measurement of a quadrilateral with these angles: 50 degrees, 98 degrees, 75 degrees, and __________.

What is 137 degrees?



200
A part of a line that has one endpoint and extends forever in one direction.
What is a ray?
200
An angle measuring less than 90 degrees.
What is an acute angle?
200
A 5-sided polygon.
What is a pentagon?
200
These are the three types of triangles according to their angles.
What is acute, obtuse, and right?
200

A line that is drawn from one side of the circle to the other and goes through the center.

What is the diameter?

300
An exact location.
What is a point?
300
An angle measuring more than 90 degrees.
What is an obtuse angle?
300
A 6-sided polygon.
What is a hexagon?
300
These are the three types of triangles according to their sides.
What are equilateral, isosceles, and scalene?
300

The number of degress that make up a circle.

What is 360 degrees?

400
A part of a line that has 2 endpoints.
What is line segment?
400
A tool used to measure angles.
What is a protractor?
400

Name two shapes that are not polyhedrons.

What are a cylinder, cone and sphere?

400
The missing angle if a triangle has angles measuring 45, 90, and ______ degrees.
What is 45 degrees?
400

Shapes that are somewhat the same but a little different are called?  Name what they are called and draw and example.

What is similar?

500
Lines that intersect and form square corners.
What are perpencicular lines?
500
The point where two lines meet and form an angle.
What is a vertex?
500

By definition, a polyhedron must have these two characteristics.

What are straight lines, sharp angles and flat faces?

500

A pyramid can have a base of two different shapes.  What are the two shapes?

What are square and triangle?

500

The three types of motions of a shape.  Draw an example of each and label them.

What is a translation, reflection and rotation?