if you and are correct i will mark

***yah night need to zoom in the picture to read it***

sorry can't

step-by-step explanation:

i googled though and something came up but it was in science langueage not common english sooo

in problems involving proportions, we can use cross products to test whether two ratios are equal and form a proportion. to find the cross products of a proportion, we multiply the outer terms, called the extremes, and the middle terms, called the means.

hope it