The side of a square is two raised to the seven halves power inches. using the area formula a = s2, determine the area of the square. a = 196 square inches a = 128 square inches a = 49 square inches a = 4 square inches

A= 128 square inches

A=128 inches. this is the answer not option A. :)

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.