Answer:
B. 8
Step-by-step explanation:
The sum of all exterior angles of pentagon is equal to 360°. There are such exterior angles: 62°, 66°, 77°, 59°, (12x)°. Thus, the sum

The answer for the question is D. 3m
Answer:
-9u^7v - 6u^5v - 21u^2v
Step-by-step explanation:
The answer I think is D but use the app photo math very useful:)
10/(20-15)=2 hours
20*2=40 miles
15*2+10=40 miles
Glen catch up with Maria after 2 hours at 40 miles