Consider the coordinates a(−7,3),b(−4,6),c(5,−3),d(2,−6).
a. determine using distance formula and slope whether it is a square, a rectangle, or a parallelogram. explain how you know.
b. find the perimeter of the quadrilateral.

you should at least use a calculater

step-by-step explanation:

$450 is the answer.

step-by-step explanation:

30% of 450 = 135

450-135=315

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

30

step-by-step explanation:

idk

i hope i