He vertices of a quadrilateral in the coordinate plane are known. how can the perimeter of the figure be found?

use the distance formula to find the length of each side, and then add the lengths.
use the slope formula to find the slope of each of side, and then determine if the opposite sides are parallel.
use the slope formula to find the slope of each of side, and then determine if the consecutive sides are perpendicular.
use the distance formula to find the length of the sides, and then multiply two of the side lengths.

Saline iv fluid bags cost $64.20 for 24, 1000 ml bags from one supplier. another supplier sells 500 ml bags for $2 each. the hospital uses about 10,000, 1000 ml bags each month. nurses report that about half of the bags are more than half full when they are discarded. if you are going to use only one supplier, which would you choose and how much would you save with that choice? show calculator try it! if you buy 1000 ml bags, how many do you need to buy each month? type your answer in the space provided and click on the check answer button.

Calculate the density of benzene if 300ml of it weighs 263g. a. 0.88 g/ml b. 1.14 g/ml c. 78,900 g/ml d. 37 g/ml

Three numbers x, y, and z are in the ratio 2: 7: 8. if 12 is subtracted from y, then three numbers form a geometric sequence (in the order x, y–12, z). find x, y, and z. there are 2 sets.