HELP ME PLZ I WILL GIVE 30 POINTS What is the length of the hypotenuse of the triangle?

Triangle A B C. Side A C is 7 feet and side C B is 4 feet. Hypotenuse A B is unknown.
a. StartRoot 22 EndRoot ft
b. StartRoot 33 EndRoot ft
c. StartRoot 57 EndRoot ft
d. StartRoot 65 EndRoot ft

the law of definite proportions states samples of a compound will always contain the same proportion of elements by mass. in other words, a given compound will always contain the same elements in the same proportions by mass.the law of multiple proportions states when two elements combine with each other to form more than one compound, then the weights of one element that combine with a fixed weight of the other are in a ratio of small whole numbers.