Answer:
line HJ, because line with slope 1/2 is AB=2/4=1/2.
AB is perpendicular to HJ, because it forms right angle
Answer:
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Step-by-step explanation:y
To answer this all you need to do is divide 120 by 50
120/50
2.4
So it will take 2 hours and 24 minutes (.4 of 60 to get the 24)