20 !
which of the following is the area of the special trapezoid if ab = 12, cd = 12, and the height is 9?
a. 33 units^2
b. 162 units^2
c. 54 units^2
d. 108 units^2

Use set buikder notation to represent the following set: {, -2, -1, 0}

After t seconds, a ball tossed in the air from the ground level reaches a height of h feet given by the equation h = 144t-16t^2. after how many seconds will the ball hit the ground before rebounding?

Given: ∆mop p∆mop =12+4 3 m∠p = 90°, m∠m = 60° find: mp, mo