23+23+16+16=78
78 is the perimeter:)
a) All three athletes accelerated because the slope of every line in the beginning in positive.
b) Dash decelerated towards the end because the slope of the line representing him becomes negative.
c) Flash maintained a constant speed because the slope of his line does not change.
d) Krash's line is horizontal because he did not move for that time.
e) Flash won the race because his line reaches 100 first.
Answer:
385 are math quetions.
Step-by-step explanation:
70% of 550 is 385.
