Observe all visible parts of the kite. Compare them to the properties in your notes.

In particular, look at the measurements of the sides and the angles.

Which sides are congruent? Which angles are congruent? Which angles are not congruent?
Click in the box next to Diagonal DE. Then click the box that appears to hide angles D and E.

Carefully, observe the new angles measures. Are there any congruent angles? If so, which ones?

Carefully, observe the two triangles formed. What do you know about them? Justify, mathematically (vocabulary), what you know.
Click in the box next to Diagonal AB.. Then click the box that appears to hide angles A and B.

Carefully, observe the new angles measures. Are there any congruent angles? If so, which ones?

Carefully, observe all triangles formed. What do you know about them? Justify, mathematically (vocabulary), what you know.