Alex is standing in the hay loft doorway of the barn looking at a nearby tree. The horizontal distance from Alex to the tree (A) is 30
feet. The angle of elevation of a bird (B) at the top of the tree is 32°
and the angle of depression of his dog (C) at the foot of the tree is
40°. What is the height of the tree, to the nearest tenth of a foot?

Use the information given below, to compare the cost of operating two different vehicles for one month (4 weeks) you are considering two different cars. you drive to work, a 20 mile round trip, five days a week. gasoline costs you $1.50 per gallon car agets 28 miles per gallon, would have $300 a year in maintenance costs, and would cost you $1,500 per year to insure car b gets 19 miles per gallon, would have $500 a year in maintenance costs, and would cost you $1,000 per year to insure costs car a car b gas cost per month insurance cost per month maintenance cost per month $ total cost per month