In triangle ΔXYZ, XY = 14, YZ = 22, and XZ = 26. What is the measure of angle Z to the nearest degree

How many different ways can you make change for $.50 using only nickels, dimes, and quarters?

At a sand and gravel plant, sand is falling off a conveyor and onto a conical pile at a rate of 16 cubic feet per minute. the diameter of the base of the cone is approximately three times the altitude. at what rate is the height of the pile changing when the pile is 12 feet high? (hint: the formula for the volume of a cone is v = 1 3 πr2h.)

How many real-number solutions does the equation have? -4x^2 + 10x + 6 = 0 a. no solutions b. two solutions c. infinitely many solutions d. one solution