Answer:
They are supplementary
Step-by-step explanation:
Two Angles are Supplementary when they add up to 180 degrees.
Answer:
thanks happy holidays and have a good day
Step-by-step explanation:
4a=2a+4
C.L.T
4a-2a=4
2a=4
=2
Upstream: 14 - 4 = 10. Miles per hour.
16 miles = 1.6 hours.
Downstream: 14 + 4 = 18.
16 miles = 16/18 = 8/9 or 0.888 of an hour.