if a triangle has side lengths of (x + 2), (3x + 1), and (2x + 5), respectively, and a rectangle has a length of (x + 6) and a width of (x + 9), find the value of x so that the perimeters of the two figures are equal..

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.

Check the internet ok that will

You can find it by multiplying the areas it show u