An athlete alternates between running and walking during a workout. sketch a qualitative graph to represent this situation

If m 17 27 90 63 ** picture is attached

What rotation was applied to triangle def to create d’e’f’?

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?