Answer:
12
Step-by-step explanation:
4hoursx3 temp increase=12
Answer: y = 1.3x + 1.8
Step-by-step explanation: I used Desmos
He would have to sell at least 19 vacuums.
It should be around 24.56 i rounded tho
Arc length, (s)=(radius, r)(central angle, q)
s=rq
q=s/r
q=4/10
q=2/5, or 0.4 radians
