Answer:
12
Step-by-step explanation:
x = 12/cot45 = 12/1 = 12
1 1/2 mile.
There is 60 minutes in an hour, 60/20 is 3. 1/2*3=1.5
30
Q9. ?=53° (corr angles, u//v)
Q10. ?=58° (alt angles, u//v)