I believe that the best answer among the choices provided by the question is <span>2) figure that has 3 or more unequal length sides.</span>
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T = k/R where k is the constant of variation, T=time and R=speed.
Plug in the given values:-
12 = k/60
k = 12*60 = 720
So the equation of variation is T = 720/R
At 85 mph we have
T = 720 / 85 = 8.47 hours (answer)
first one is C and second is D
Answer:
x ≤ 90?
Step-by-step explanation: