The picture shows a barn door: a barn door has two parallel bars. a support ab runs across the diagonal between the two parallel bars. the angle made by the diagonal with the parallel bar on top is 60 degrees. the distance between the two parallel bars is 9 feet. what is the length of the support ab?

Myron put $5000 in a 2-year cd playing 3% interest, compounded monthly. after 2 years, he withrew all his money. what was the amount of the withdrawal?

Aflute is on sale for 20% off. including the discount and 8% tax, the sales price is $216.

Which is a true statement comparing the graphs of x^2/6^2-y^2/8^2 = 1 and x^2/8^2-y^2/6^2 the foci of both graphs are the same points. the lengths of both transverse axes are the same. the directrices of = 1 are horizontal while the directrices of = 1 are vertical. the vertices of = 1 are on the y-axis while the vertices of = 1 are on the x-axis.