Triangles. There's More Than One?

We are in a heavy geometry section in my 6th grade math class. A recent lesson focused on 6 types of triangles. Those classified by angle: acute, right, and obtuse. And those classified by length of sides: equilateral, isosceles, and scalene.

Pop quiz answers:

1. Right triangle 

2. Obtuse triangle

3. Equilateral triangle

4. Scalene triangle

5. Isosceles triangle

6th grade answers:

Pretty sure risosily is not a word.

Math. Not social studies.

Spelling was a bit inventive for #5.

Math. Not science.

Quadtrangle.