How to find out if lines are perpendicular

Practice Questions

SAT Math › How to find out if lines are perpendicular

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1

Which of the following lines is perpendicular to the line ?

2

Given: Lines A, B, and C on the coordinate plane, as follows:

Line A has intercepts and .

Line B has intercepts and .

Line C has intercepts and .

Which of the following statements is true?

3

If two lines have slopes of $-5$ and $\frac{1}{5}$ , which statement about the lines is true?

4

Given: Lines A, B, and C on the coordinate plane, as follows:

The equation of Line A is .

The equation of Line B is .

The equation of Line C is .

Which of the following is a true statement?

5

Given: Lines A, B, and C on the coordinate plane, as follows:

The equation of Line A is .

The equation of Line B is .

The equation of Line is .

Which of the following is a true statement?

6

Which set of lines is perpendicular?

7

Which of the following lines is NOT perpendicular to ?

8

Which of the following equations represents a line that is perpendicular to the line with points and ?

9

Trans

Lines P and Q are parallel. Find the value of .

10

Which of the following lines is perpendicular to $y=3x-4$

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