Answer: Buying the 5 tickets to the next hockey game is better because the unit price is only 16$
Step-by-step explanation:
80 / 5 = 16
50 / 3 = 16.666
Cos(x°) = (√3)/2
cos⁻¹[(√3)/2] = x°, that means x° = 30°
The answer is 68, Which should be correct
Answer:
(7,6)
Step-by-step explanation:
rotate 90 degree clockwise: (x,y) -> (y,-x)
