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Arectangular prism is 3 meters long, 6 meters wide, and has a height of 9 meters. what is its surface area?

Find the distance between the pair of points a(-1,8) and b(-8,4)

Ateacher wanted to buy a chair, a bookshelf, two tables and a desk. she spent $900 for all five items and the chair and the desk combined 70% of her total. if the bookshelf cost $50, how much did each of the tables cost?