What is the volume of the oblique come?round to the nearest tenth

In the diagram below, tan θ = sqrt 3. what is the value of m?

Adepartment store purchases screen-printed t-shirts at a cost of $5 per shirt. they mark up the price 150% (making the selling price 250% of the store's purchase price) and put them on the sales floor. every month that a t-shirt doesn't sell, the store reduces the selling price by 25%.

Combine like terms to make a simpler expression 3z+z