A staircase is 12 feet long and its vertical rise is 10 feet from the floor. Find the angle of elevation that the staircase forms with the floor. (round to the nearest tenth of a degree

Asalesperson earns $320 per week plus 8% of her weekly sales. the expression representing her earnings is 320 + 0.08x. which of the following describes the sales necessary for the salesperson to earn at least $1000 in the one week?

What is the measure of the smallest angle in the diagram? 15 29 32 45

Consider the following equation. 1/2x^3+x-7=-3sqrtx-1 approximate the solution to the equation using three iterations of successive approximation. use the graph below as a starting point. a. b. c. d.