Show:
Classifying by Sides
Triangle Art
Classifying by Angles
Lines
100
I have 3 equal sides.
What is an equilateral triangle?
100
Draw an acute triangle.
What is "Show your art."
100
A triangle with all angles < 90 degrees.
What is an acute triangle?
100

How many points to parallel lines cross at?

What is 0. Parallel lines will NEVER intersect (cross)

200
A triangle with at least 2 equal sides.
What is an isosceles triangle?
200
Draw an obtuse triangle.
What is "Show teacher."
200
A triangle with one angle > 90 degrees.
What is an obtuse triangle?
200

What degree do perpendicular lines intersect at?

What is 90 degrees.

300
A triangle with no equal sides.
What is a scalene triangle?
300
Draw an equiangular triangle.
What is "Show teacher triangle with all angles equal."
300
A triangle with one angle measuring exactly 90 degrees.
What is a right triangle?
300

What has one endpoint and goes on forever in the other direction?

What is a ray.