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10-06-2022
Mathematics

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if the gradient of a line, A, is 4, what is the gradient of a line which is perpendicular to A?

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20-06-2022

Answer:

m = - 1/4

Step-by-step explanation:

When two line is perpendicular to each other the product of them is - 1

So let the other line be B

Gradient of B = t

Gradient of A = 4

[tex]t \times 4 = - 1 \\ t = - \frac{1}{4} [/tex]

therefore m = - 1/4

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