<PRE><B>Question 132345</B>
IF YOU HAVE A RIGHT TRIANGLE AND THE 19 SIDE IS THE HYPOTENUSE THEN YES USE THE PYTHAGOREN THERUM:
X^2+(3X)^2=19^2
X^2+9X^2=361
10X^2=361
X^2=361/10
X=SQRT36.1
X=6.008 ANSWER FIOR THE SHORTER SIDE.
X=3*6008
X=18.025 ANSWER FOR THE LONGER SIDE.
PROOF
6.008^2+18.025^2=19^2
36+325=361
361=361</PRE>