1.
Which of these numbers is irrational?
a 27
b
7T
c 16
d
1

7(x - 2) = 3(x + 4) solve the following equation. then enter your answer in the space provided using mixed number format.

Which math sentence can be used to determine if the triangle is a right triangle?

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?