Pythagorean Theorem

Converse Problems

Tell wether a triangle formed with the sides having the following lengths is acute, right ,or obtuse.


2. 9,9,13

3. 5n, 12n, 13n where n > 0

4. An algorithm for finding Pythagorean triples was developed by Euclid around 320 B.C. His method can be stated as follows: If x and y are positive integers with y < x, then a = 2xy, , is a Pythagorean triple. To verify his algorithm show .

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