Which equation below is a true statement about Triangle ABC?

Consider the diagram. which line segment has the same measure as st? rx tx sr xs

Arestaurant offers a $12 dinner special that has 5 choices for an appetizer, 12 choices for an entrée, and 4 choices for a dessert. how many different meals are available when you select an appetizer, an entrée, and a dessert? a meal can be chosen in nothing ways. (type a whole number.)

If sec theta = 5/3 and the terminal point determined by theta is in quadrant 4, then