Two ladders are leaning against a building, forming two similar triangles as shown below. The top of the longer ladder is 28 feet up the building’s side. The top of the shorter ladder is 20 feet up the building’s side and its base is 15 feet from the bottom of the building. What is the length of the longer ladder?

You are at a restaurant and owe $38 for your meal. you want to leave a 20% tip. how much will your tip be?

Aroulette wheel has 38 slots in which the ball can land. two of the slots are green, 18 are red, and 18 are black. the ball is equally likely to land in any slot. the roulette wheel is going to be spun twice, and the outcomes of the two spins are independent.the probability that it lands one time on red and another time on black in any order is(a) 0.5 (b) 0.25 (c) 0.4488 (d) 0.2244

Rhombus adef is inscribed into a triangle abc so that they share angle a and the vertex e lies on the side bc . what is the length of the side of the rhombus if ab=c, and ac=b.