The new haven high school cheerleaders got a t-shirt gun. the cheerleaders stand on the track and shoot the t-shirts up in the air. the quadratic function that models the height(in feet) of the t-shirt after a certain amount of time (in seconds) is: h(t) = -16t^2+64t+4 how high is the gun being held when it is fired?

Stefano accidentally dropped his sunglasses off the edge of a canyon as he was looking down. the height, h(t), in meters (as it relates to sea level), of the sunglasses after t seconds, is shown in the table. during its descent, the pair of sunglasses passed by a climber in the canyon 6 seconds after stefano dropped them. to the nearest meter, what is difference in elevation between stefano and the climber? 166 meters 176 meters 230 meters 240 meters its b.176 i took the test 166 is wrong and 176 is correct

The perimeter of a rectangle is 42 inches. if the width of the rectangle is 6 inches, what is the length

If you have a set of parallel lines a and b cut by transversal x, if angle 1 = 167 degrees, what is angle 4 and why. also what is the measure of angle 5 and why? you need to use the names of the angle relationship and explain.