Question 96445
If the angle formed where line A meets line C is 90 deg then line B is the hypotenuse.
So {{{A^2+C^2=B^2}}}
{{{376^2+C^2=388^2}}}
141376+C^2=150544
subtract 141376 from both sides. C^2=150544-141376=9168
 C={{{sqrt(9168)}}}=95.75 inches