Answer:
15pi/7 - 13 pi/7
Step-by-step explanation:
to find a positive and negative coterminal angle
● add and subtract 2pi to the given angle
pi/7+2pi=pi/7+14pi/7=15pi/7 positive
pi/7-2pi=pi/7-14pi/7= -13pi/7 negative
443 people came to the open house
4 minutes and then 0.25 or 1/4