Question

define perpendicular line​

Answer 1

Answer:

In elementary geometry, the property of being perpendicular is the relationship between two lines which meet at a right angle. The property extends to other related geometric objects. A line is said to be perpendicular to another line if the two lines intersect at a right angle

Step-by-step explanation:

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Answer 2

Answer:

if two lines interested at 90 then it is perpendicular