The answer is (((((A ))))))
Answer:
Your answer.
According to triangle rules
(6+7)>12.......(12+6)>7............(12+7)>7.
So, this is right triangle.
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Step-by-step explanation:
the missing side length is 6..........
The last one is no solutions and the first on is <span>infinitely many solutions
and the second one is one solution. I am pretty sure! Hope this helps!</span>
