Juan buys a pen for $1.75. what change he should receive if he gives the clerk $5.00?

Which of the following statements is not true? a. parallel lines are lines in the same plane that never intersect. b. congruent figures have the same shape and same size angles and sides. c. similar figures must have the same shape and the same size. d. a rotation is when you turn a figure around a certain point.

He that is measured at 220° is a reflex angle. the opposite angle is obtuse. find the measure of obtuse .

Let f(x) = 3 − x . find the average rate of change of f(x) from x = a to x = a + h and simplify your answer so that no single factor of h is left in the denominator.