There is only one answer to this equation. h=3/4

I used the Pythagorean formula, which is a² + b² = c².
a² and b² are the two side legs while c² is the hypotenuse.
One of the side is 42 - 8 = 34 cm.
Greater than (I'm like 80% sure of my answer)
Answer:
I think its 6 not sure
Step-by-step explanation: