The formula y = -16t^2 + 40 represents the height of the egg above the ground at time t. In this case, the coefficient of t^2 is -16, which means that the egg is dropped from a height of 40 feet.
Therefore, the correct interpretation of the height of the school's roof is that it is 40 feet high.
May's class is testing their egg protection contraptions by dropping them off the roof of their school. Use GeoGebra to graph the situation using the formula y =- 16t^2 + 40. Which of the following correctly interprets the height of the school's roof?
• 15 feet
• 20 feet
• 40 feet
• 41 feet
1 answer
1 answer