You just got a free ticket for a boat ride, and you can bring along to friends! Unfortunately, you have five friends who want to come along. How many different groups of friends could you take with you?

Shane can shovel the driveway in 4 hours, but if his sister it would take 2 hours. how long would it take taylor to shovel the driveway alone

David is spreading mulch on a triangular area of his flower bed. the coordinates of the vertices of the area are (1, 3), (9, 3), and (4, 6). what is the area of the triangle if each square has an area of 3 square feet?

The trigonometric ratios sine and secant are reciprocals of each other