This summer, Ms. H is going to help her brother move boxes into storage unit. Each box is a cube with a side length of 1 1/2 ft. If the storage unit 7 1/2 ft, by 6 ft, by 8 1/2 ft, how many boxes can they fit in the unit?

not enough information

step-by-step explanation:

we cannot know this, because the other students could have handed out 10 flyers, or they could have handed out 100. one way, the mean would go up, and another way, the mean would go down.

answer:  

step-by-step explanation:

here x represents the height of the pole,

and, the height of the shadow of the pole is 12 feet.

also, the angle of elevation from the top of the pole is 40°,

therefore,

by the low of sine,

which is the required equation for finding the value of x,