What is the measure of an exterior angle of a regular hexagon? 360° 60° 30° 180°

Roger and natalie travel in similar cars. roger's car drives the two miles to school in 7.5 minutes. natalie drives the same distance in the opposite direction but in only 6.5 minutes. what is true of their velocities?

How is working backward similar to solving an equation?

What is the measure of ac? 5 units 13 units 26 units 39 units 3x- 2b 6x + 9