Parallel/Perpendicular Lines Flashcard

Front

What is the formula for Point-Slope Form?

Back

y - y₁ = m(x - x₁)

Front

What is the slope-intercept form of the equation 12x - 4y = -20?

Back

y = 3x + 5

Front

Calculate the slope of the line passing through the points (2, 3) and (4, 7).

Back

m = 4/3

Front

What is the slope of the equation y = -3x + 4?

Back

-3

Front

Which equation matches the graph with a slope of 1/4 and y-intercept of 2?

Back

y = 1/4 x + 2

Front

Define parallel lines in terms of slope.

Back

Parallel lines have the same slope.

Front

Define perpendicular lines in terms of slope.

Back

Perpendicular lines have slopes that are negative reciprocals of each other.

Front

What is the slope of a horizontal line?

Back

0

Front

What is the slope of a vertical line?

Back

Undefined

Front

Convert the equation y = 2x + 3 to point-slope form using the point (1, 5).

Back

y - 5 = 2(x - 1)