Angle A: 60 degrees
Angle B: 30 degrees
Angle C: 90 degrees
12 +4m = 24
4m = 12
m = 12/4
m = 3 so choice C. is right sure
The first one is the answer you're looking for
Answer:
5.736x^4 - 2x^2 +22x - 54
Step-by-step explanation:
Make a proportion
x = the amount of miles walked in 137.5 min
25 137.5
--- = --------
2 x
cross multiply
25x = 275
divide both sides by 25
x = 11
paul walked 11 miles in 137.5 minutes