Answer:
The answer is B, decreases because the y values decrease from left to right
Answer: perpendicular lines
Step-by-step explanation:
look up "Two straight lines that intersect at a right angle"
45
The x difference:
8 - 1 = 7
The y difference:
-4 - -7 = 3
Distance:
7² + 3² = 58
√58 ≅ 7.62
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