Answer:
D.) the initial height of the roller coaster
Step-by-step explanation:
Vertex =(1,2). It’s is also the minimum of our parabola
Y-intercept (0,3)
Axis ps symmetry is x=1
$2.55 because it would be 85% of the original then .85*3=2.55. Did this help?
Answer: 
Step-by-step explanation:
Answer: Cristiano scored an 83%
Step-by-step explanation:
1.) plug in 50/60 into a calculator to get the percentage