Answer:
16
Step-by-step explanation:
4 -.-
A=50 B=40 C=90
B is a right angle so its automatically 90 degrees since A=50 and a triangle has to be 180 degrees 90+50= 140, 180-140=40.
Answer: 16.5 hours
distance=rate*time
132=8*x
Divide by 8 on both sides
x=16.5
