Another wooden plank is leaning against an outside wall of a building. the bottom of the plank is 9 ft from the wall. the length of the plank is 41 ft. find each of the following values, and show all your work. (a) find the value of x. round to the nearest tenth of a degree.
(b) find the height above the ground where the plank touches the wall. round to the nearest foot. sorry the link for the triangle isn't working

Can you decompose the numbers 20,740,6,000

Answer the following for 896.31 cm= km 100cm = 1m 1000m = 1km a) 0.0089631 b) 0.0089631 c) 8.9631 d) 89.631

Quick! a survey of 57 customers was taken at a bookstore regarding the types of books purchased. the survey found that 33 customers purchased mysteries, 25 purchased science fiction, 18 purchased romance novels, 12 purchased mysteries and science fiction, 9 purchased mysteries and romance novels, 6 purchased science fiction and romance novels, and 2 purchased all three types of books. a) how many of the customers surveyed purchased only mysteries? b) how many purchased mysteries and science fiction, but not romance novels? c) how many purchased mysteries or science fiction? d) how many purchased mysteries or science fiction, but not romance novels? e) how many purchased exactly two types of books?