The height in feet of an arrow is modeled by the equation h(t)=(1+2t)(18−8t), where t is seconds after the arrow is shot. a. When does the arrow hit the ground? From what height is the arrow shot? Explain or show your reasoning​

The distance between a football fsaid and a parking lot is 135 feet. what is that length in yards? 2 mickey needs to cut pieces of ribbon that are each 1 meter long to tie onto balloons. if he has 8 pieces of ribbon that are each 1 dekameter long, how many 1-meter pieces of ribbon can he cut? show work