Triangle has sides of lengths 12, 14, and 19. is it a right triangle? explain. yes; no; no; yes;

Question

Boyer

Mathematics

25 December, 13:14

Triangle has sides of lengths 12, 14, and 19. is it a right triangle? explain. yes; no; no; yes;

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Answers (1)

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Desmond Livingston · Answer 1

Use the Pythagorean theorem to see if it is a right triangle.

The hypotenuse is the longer sides so suing 12 and 14 as the 2 sides.

If it is a right triangle we would have:

12^2 + 14^2 = 19^2

144 + 196 = 340

19^2 = 361

Since 340 does not equal 361 it is not a right triangle.