Bell RInger 9/14/10 1. Do the following side lengths construct a triangle? 4, 3, 10 b. 1, 2, 3 c. 3, 3, 7 2. Find the possible value.

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Presentation transcript:

Bell RInger 9/14/10 1. Do the following side lengths construct a triangle? 4, 3, 10 b. 1, 2, 3 c. 3, 3, 7 2. Find the possible value of x.

Triangle Inequality Theorem The sum of any two sides of a triangle must be greater than the length of the third side.

Challenge/Review Questions

Questions (Continued) What is a polygon? Draw an example. What is a vertex? How many vertices are in a 11 sided polygon? What does invariant mean? Name something that is invariant.

EXIT SLIP 1. How many diagonals are in a 20 sided polygon? 2. If there are 16 teams in the tournament, and every team play every team exactly once, how many games will there be? 3. What is your teachers name? 4. Can the side lengths 4, 4, and 8 construct a triangle? Explain why or why not? 5. Find all the possible values of x.