Discover whether or not a triangle can be formed from three different side lengths. Explore animated answers in this activity.
How can you tell if three different lengths will form a triangle?
[i]Answer these open ended questions on your own or with others to form deeper math connections. [/i]
Triangle [math]ABC[/math] has two sides, length 5 cm and 8 cm. What lengths are possible for the third side?
Triangle [math]DEF[/math] has two sides, length 12 cm and 30 cm. What is the longest possible length of the third side? What is the shortest possible length of the third side?
Close your Chromebook and get out your notebook if done!