# Classifying Triangles by Sides-part 1

## Isosceles Triangle

In the applet below, you can drag the slider to enlarge the triangle. You can also drag points B and C to see other variations.

## Isosceles

## Isosceles Triangle

After playing with the applet, what is it about the sides of a triangle that would allow it to be classified as isosceles?

## Isosceles Triangle

Although angles are not the focus right now, there is something cool about the angles of an isosceles triangle. What is it?

## Notes

Don't forget to record your findings on your notes page.