What must be true about the slopes of two perpendicular lines, neither of which is vertical?

a.

The slopes are equal.

b.

The slopes have product 1.

c.

The slopes have product - 1.

d.

One of the slopes must be 0.

Question

14 December, 23:28

+3

Answers (2)

Know the Answer?

Shaun Woodward · Answer 1

Answer is c the product of the gradients / slopes will give you minus one if they are perpendicular

Will · Answer 2

Answer is c.

The slopes have product - 1.

perpendicular the slope is negative and reciprocal so their product slopes product would be - 1

What must be true about the slopes of two perpendicular lines, neither of which is vertical?a.The slopes are equal.b.The slopes have product 1.c.The slopes have product - 1.d.One of the slopes must be 0.