5.2.1 Indirect Proof and Inequalities in One Triangle - Practice
1. List the angles of △ PQR in order from smallest to largest.
2. List the sides of △ STU in order from shortest to longest.
3. Tell whether a triangle can have sides with lengths 7.2, 7.7, and 15. Explain
4. Tell whether a triangle can have sides with lengths 11.7, 12.4, and 13.3. Explain
5. The lengths of two sides of a triangle are 5 cm and 8 cm. Find the range of possible lengths for the third side.
6. Rita wants to place a computer 20 ft from her dining table. Can the other two distances shown be 10 ft and 12 ft? Explain.
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