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10-03-2022
Mathematics

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Line e passes through points (10, 8) and (3, 5). Line f passes through points (3, 1) and (10, 4). Are line e and f parallel or perpendicular?

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evgeniylevi evgeniylevi

11-03-2022

Answer:

e║f.

Step-by-step explanation:

1) the pointed vectors of the given lines are:

for line e: (3-10;5-8)=(-7;-3);

for line f: (10-3;4-1)=(7;3);

2) -7/7=-3/3=-1, it means the lines are parallel.

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