Triangle Inequality Theorem

Can you create a triangle from the three segments?
Click and drag points C and D to try to get them to overlap and form a triangle.[br]Use the sliders at the top of the applet to adjust the lengths of segments AB, AC, and BD.[br]Do you see a relationship between the lengths of the three segments that form a triangle?[br]How can you tell if the lengths of three segments can form a triangle?

Information: Triangle Inequality Theorem