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Evgesh-ka [11]
4 years ago
13

A triangle has sides of lengths 12, 14, and 19. Is it a right triangle? Explain.

Mathematics
1 answer:
Molodets [167]4 years ago
7 0
A^2 + b^2 = c^2 
<span>C should equal to the longer side, which would be 19. </span>
<span>Plug in other two numbers for A and B. </span>
<span>12^2 + 14^2 = 19^2 </span>
<span>Now see if it's correct. If it is, then it's a right triangle, if it's not then it isn't a right triangle. </span>
<span>144 + 196 = 361 </span>
<span>340 = 361 </span>
<span>It's not a right triangle.</span>
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