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if two lines are perpendiculer, which statement must be true A. Their are opposites B. Their slopes are equal. C. Their slope are negative reciprocals. D. Their slopes are reciprocals. ​

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Answer:

C.

Step-by-step explanation:

Perpendicular Lines have opposite slopes or meaning their slopes are negative reciprocals. Parallel Lines have the same slopes.

Perpendicular Lines Ex.

2/3 and -3/2

Parallel Lines Ex.

2/3 and 2/3

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Answer:

C.

Step-by-step explanation:

Perpendicular lines are lines that intersect and form a 90 degree angle. They look like a plus sign (+). The slope of perpendicular lines are the negative reciprocals of each other, which means that the answer is C.

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