1. When h = height (ft) and t = time (sec), the quadratic equation h = 20t-5t can be used to determine the height of a football after it was kicked up into the air with a speed of 20 ft/sec.
a.
How long does it take the football to hit the ground? How can you tell?
b.
What is the highest point reached during the flight of the ball? How can you tell?
C.
When was the ball exactly 15 feet off the ground? How do you know?

5/12, or 5: 12

step-by-step explanation:

step-by-step explanation:

a and d

the correct answer is a) they believe they have a "just cause."

islamic terrorists justify their violent actions because they believe they have a "just cause."

every act of terrorism of islamic sects is done “in the name of allah”. that justifies their actions. islam people who commit those terrorist attacks are not afraid to die. that is why the attacks have horrible consequences. they know they are going to die and they are proud to do it because it is in the name of allah, so it is justified and is for a “good cause.”

since the very beginning of the conflict with israel, islam is fighting a “sacred war”, respecting the words stated in the qur’an. they fight against the domination of the western countries and to defend their occupied territories.