Triangles
Angles
Vocabulary
Potpourri
200
The type of triangle with all sides congruent and all angles 60 degrees.
What is equilateral triangle.
200
An angle greater than 90 degrees and less than 180 degrees.
What is obtuse?
200

Means "the same length and same size"

What is congruent?

200

Give the sum of the interior angles of a triangle.

What is 180 degrees?

(JACKPOT! Reward is tripled!)

200
The type of triangle with no congruent sides or angles.
What is scalene triangle?
200
An angle that is 180 degrees.
What is a straight angle?
200

How many sides of a scalene triangle are equal in length?


none/ Zero

(JACKPOT! Reward is doubled!)

200

What is the term for a polygon with five sides?


What is a pentagon?

300
The type of triangle with one angle greater than 90 degrees.
What is an obtuse triangle?
300
An angle less than 90 degrees.
What is an acute angle?
300
Two angles who sum is 90 degrees
What are complementary angles?
300
How do you determine the sum of the interior angles of any polygon?
What is subtract the number of sides by two and multiply by 180.
400
The type of triangle with one 90 degree angle and two congruent sides.
What is a right isosceles triangle?
400
90 degree angle.
What is a right angle?
400

What do you call two lines that are in the same plane and do not intersect?

What are parallel lines?

400

Draw a right equilateral triangle.

It is impossible.

500
A triangle with three angles less than 90 degrees.
What is an acute triangle?
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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