Triangles
Circles
Angles
Vocabulary
Potpourri
100
The type of triangle with all sides congruent and all angles 60 degrees.
What is equilateral triangle.
100

Point in a circle that is how it is names

What is a center point?

100
An angle greater than 90 degrees and less than 180 degrees.
What is obtuse?
100
A tool used to measure angles.

What is a Protractor?

100
Give the sum of the interior angles of a triangle.
What is 180 degrees?
200
The type of triangle with no congruent sides or angles.
What is scalene triangle?
200

A line segment from the center point to any point on the circle.

What is a radius?

200
An angle that is 180 degrees.
What is a straight angle?
200

Two lines that cross.

What are the intersecting lines?

200

Lines that never intersect.

What are parallel lines?

300
The type of triangle with one angle greater than 90 degrees.
What is an obtuse triangle?
300

A line segment that connects any two points on a circle.

What is a chord?

300
An angle less than 90 degrees.
What is an acute angle?
300

Two lines that never intersect

What are parallel lines?

300

A part of a line that goes endlessly in one direction.

What is a ray?

400
The type of triangle with one 90 degree angle and two congruent sides.
What is a right isosceles triangle?
400

A chord that passes through the center point of a circle.

What is a diameter?

400
90 degree angle.
What is a right angle?
400

Lines that intersect at right angles.

What are perpendicular lines?

400
Draw a right equilateral triangle.
What is I can't do it?
500
A triangle with three angles less than 90 degrees.
What is an acute triangle?
500

An angle with its vertex in the center of a circle.

What is a central angle?

500
More than 180 degrees.
What is a reflex angle?
500
Any point that helps form an angle. It is created by the intersection of two lines, segments, rays or edges.
What is vertex?
500
If 90 degrees is right, and 180 degrees is straight, what is 360 degrees?
What is a circle?
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