at 9 AM hiker a is 2 miles west of hiker b. hiker a heads east at a rate of 3 mph and I could be heads north at a rate of 1.5 mph how quickly is the distance between the two boats changing at 11 AM

11. a particular type of cell doubles in number every hour. which function can be used to find the number of cells present at the end of h hours if there are initially 4 of these cells? a. n = 4 ()" b. n = 4(2)" c. n = 4 + (2)" din = 4 +"

The figures below are made out of circles, semicircles, quarter circles, and a square. find the area and the perimeter of each figure and give your answers as a completely simplified exact value in terms of π (no approximations).

What is the measure of ac? 5 units 13 units 26 units 39 units 3x- 2b 6x + 9