Ratios of sides

Author:
Miss Evans, azb
Topic:
Ratios
Move the point C to make the triangle larger and smaller.

What do you notice about the ratios of the sides as you move C?

Change the size of the angle

What angle have you set it to? What do you notice this time when you enlarge the triangle by moving C?

What do you know about the angles in the triangle when you enlarge the shape?

What can you deduce about the relationship between the angles in a triangle and the ratios of the sides?