The measure of one interior angle of a parallelogram is 0.25 times the measure of another angle. The measure of the smaller interior angle is
and the measure of the larger interior angle is

An arrow is shot vertically upward at a rate of 180ft/s. use the projectile formula h=−16t2+v0t to determine at what time(s), in seconds, the arrow is at a height of 420ft. round your answer(s) to the nearest tenth of a second.

What are the solutions of the system? solve by graphing. y = -x^2 - 3x + 2 y = -2x + 2

If the discriminant if a quadratic equation is 4 which statement describes the roots?