Plot these points on the coordinate plane: A = (3, 2), B = (7.5, 2), C = (7.5, -2.5), D = (3, -2).

What is the vertical difference between D and A?

Write an expression that represents the vertical distance between B and C.

Janie has $3. she earns $1.20 for each chore she does and can do fractions of chores. she wants to earn enough money to buy a cd for $13.50. write an inequality to determine the number of chores, c, janie could do to have enough money to buy the cd.

How do the number line graphs of the solutions sets of -23 > x and x-23 differ?

Asinusoidal function whose frequency is 1/6pi