A 20 ft. extension ladder is placed on a wall making an angle of elevation of 85° with the ground. If a person at the top of the ladder leaned back, rotating the ladder away from the wall, how far to the nearest foot would the person fall before he hit the ground?

Which expression gives the area of the triangle shown below

Desmond wants to sell his car that he paid $8,000 for 2 years ago. the car depreciated, or decreased in value, at a constant rate each month over a 2-year period. if x represents the monthly depreciation amount, which expression shows how much desmond can sell his car for today? \ 8,000 + 24x 8,000 - 24x 8,000 + 2x 8,000 - 2x

Find an bif a = {3, 6, 9, 12) and b = {2, 4, 6, 8, 10).