Aguy-wire extends from the top of a cell phone tower to a point on the ground that is 25 ft from the base of the tower. what is the approximate length of the guy-wire if the height of the cell phone tower is 75 ft?

Part a : solve - vp + 40 < 65 for v . part b : solve 7w - 3r = 15 for r show your work!

Saline iv fluid bags cost $64.20 for 24, 1000 ml bags from one supplier. a new 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 size bag provides the best deal, and how much will you save each month? compare the cost of the new supplier to the current one.

The measure of an angle is 117°. what is the measure of a supplementary angle?