GEOMETRY OF STRAIGHT LINES

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1. Find the equation of the line passing through (4, -1) with slope -2.

A y + 1 = -2(x - 4)

B y - 1 = -2(x - 4)

C y + 4 = -2(x - 1)

D y - 4 = -2(x + 1)

2. What is the slope of the line perpendicular to y = -3x + 4?

A 1/3

B -1/3

C 3

D -3

3. What is the slope of a horizontal line?

A 0

B 1

C Undefined

D -1

4. What is the equation of the line passing through (0, 0) with slope 5?

A y = 5x

B y = x/5

C y = 5x + 1

D y = 5

5. What is the y-intercept of the line x/2 + y/3 = 1?

A 3

B 2

C 6

D -3

6. What is the equation of a line parallel to y = 3x + 1?

A y = 3x - 4

B y = -3x + 1

C y = (1/3)x + 1

D y = 3

7. Find the slope of the line 6x - 2y = 10.

A 3

B -3

C 1/3

D -1/3

8. What is the equation of the line with slope -1 and passing through (0, 3)?

A y = -x + 3

B y = x + 3

C y = -x - 3

D y = 3x - 1

9. Find the equation of the line passing through (2, 3) and (4, 7).

A y = 2x - 1

B y = x + 1

C y = 2x + 1

D y = 4x - 5

10. What is the equation of a line in slope-intercept form?

A y = mx + c

B ax + by + c = 0

C y - y₁ = m(x - x₁)

D x/a + y/b = 1

GEOMETRY OF STRAIGHT LINES

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