Calculate the angle that the diagonal makes with the long side of a rectangle which measures 10 cm by 6 cm.

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.

Think of it as five or above give it a shove. change the 5 or above to the right to a zero and add one to the number on the left.