<P> with equality only in the isosceles case . </P> <P> If segments of lengths p and q emanating from vertex C trisect the hypotenuse into segments of length c / 3, then </P> <Dl> <Dd> p 2 + q 2 = 5 (c 3) 2 . (\ displaystyle p ^ (2) + q ^ (2) = 5 \ left ((\ frac (c) (3)) \ right) ^ (2).) </Dd> </Dl> <Dd> p 2 + q 2 = 5 (c 3) 2 . (\ displaystyle p ^ (2) + q ^ (2) = 5 \ left ((\ frac (c) (3)) \ right) ^ (2).) </Dd>

Median from right angle is half of the hypotenuse