Lines
Angles
Triangles
Circles
Miscellaneous
100
two lines that are the same distance apart and will never touch
What is parallel lines
100
This is the term for a 90 degree angle
What is right angle
100
A triangle that has all sides the same length
What is equilateral
100

A tool used to draw circles.

What is a compass?

100

A drawing made with only a compass and straight edge.

What is a construction?

200
lines that intersect to form a right angle
What is perpendicular
200
An angle that is less than 90 degrees
What is acute
200
A triangle with two sides the same length
What is isosceles
200

A line segment across the middle of the circle.

What is the diameter?

200

This has no length or width, and is the beginning of any construction.

What is a point?

300
this has one endpoint and continues in one direction forever
What is a ray
300
an angle that is greater than 90 degrees
What is obtuse
300
A triangle with one angle greater than 90 degrees
What is obtuse triangle
300

A line segment from the center to the edge of the circle.

What is a radius?

300

A shape with six sides.

What is a hexagon?

400
This is part of a line
What is a line segment
400
this is the number of degrees in a straight angle
What is 180 degrees
400

A triangle with a 90 degree angle.

What is a right triangle?

400

This is the definition of a circle

What is the set of points equidistant from a central point?

400

Two figures that are the same size and shape.

What are congruent figures?

500

A line that crosses the midpoint of the segment at right angles.

What is the perpendicular bisector?

500
This is used to measure angles
What is a protractor
500
All angles in every triangle will add up to this number of degrees
What is 180 degrees
500

This is what any radius of a circle has in common with any other.

What is the same length?

500

A closed figure with at least three sides.

What is a polygon?

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