- What defines a triangle?
- What is the difference between a right, obtuse, and acute triangle?
- After trying a few different triangles, what do you notice about the area of a triangle as compared with a rectangle?
- What does the "Hint" button reveal? What do you notice about the shapes within the blue rectangle (there are two shapes)?
- How do you find the area of a rectangle?
- How would you find the area of a triangle within a rectangle?