Which of the following is an Equivalent Fraction to: 3/8

Step-by-step explanation: 8/3is equivalent fraction to three

I believe you are asking about the Pythagorean theorem? If you are, here's what it is:
In mathematics, the Pythagorean theorem, aka Pythagoras's theorem, is a fundamental relation in Euclidean geometry among the three sides of a right triangle. It says that the square of the hypotenuse (the side opposite the right angle) is equivalent to the sum of the squares of the two other sides.