Investigating Trigonometry Ratios

Similar Triangles

This is an investigation of the Trigonometry ratios. The diagrams shows a right triangle. It is set from the point of view of the angle a as the sides are named: opposite adjacent hypothenuse Moving the slider called r you are generating similar triangles (same shape, but not necessarily same size) Move the slider to create three similar triangles and record the length of the three sides and its ratios. What do you noticed?