(8.41 x 10 to the fourth) + (9.71 x 10 to the fourth)

When turned about its axis of rotation, which shape could have created this three-dimensional object?

Solve the problem by making up an equation. a man could arrive on time for an appointment if he drove the car at 40 mph; however, since he left the house 15 minutes late, he drove the car at 50 mph and arrive 3 minutes early for the appointment. how far from his house was his appointment?

Which diagram shows lines that must be parallel lines cut by transversal?