Urgent. refer to the picture and solve for x

Label 4 points on the largest right triangle, A, B, C, D. There is a theorem (right triangle altitude theorem or geometric mean theorem) that establishes similarity between the 3 triangles in the image.

So corresponding sides occur proportionally to one another such that

Answer for 2: his profit would be $2.88 explanation: you have to first multiply 72 and 0.12 together to get $8.64 once you do that you know how much money the shopkeeper made from selling the candy bars individually. so you have to do 8.64-5.76=2.88 hope that ; )answer for 3: yeah i’m sorry i have no idea what number 3 is. i’m sorry i couldn’t with that.