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42 votes
42 votes
Line A and Line B are perpendicular. The slope of line A is -0.5. What is

the gradient of line B? Give reasons.

User Lokoko
by
3.1k points

1 Answer

17 votes
17 votes

Answer:

Explanation:

When 2 lines are perpendicular, their slopes are negative reciprocals of one another. Here, if the slope of A is -1/2, the slope of B is +2/1, or just 2.

User Manish Patiyal
by
3.1k points
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