Alice is in a hot air ballon that has taken off and is floating above its launching point. Christina is standing on the ground, 9 meters away from the launching point. If Alice and Christina are 15 meters apart, how high up is Alice?

What term makes it inconsistent y=2x - 4

Find the value of x for which line a is parallel to line b

Aline is perpendicular to another line m2= (-1/m1), where m1 is the slope of the original line and m2 is the slope of the perpendicular line. which of the following equations represents the line that passes through the point (-2,1) and is perpendicular to the line below?