Given a right triangle with:
Side length = 4 and Hypotenuse = 5
Calculate the remaining side:
Side12 + Side22 = Hypotenuse2
Take the square root of both sides
Side 1 = √Hypotenuse2 - Side 22
Side 1 = √52 - 42
Side 1 = √25 - 16
Side 1 = √9
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