Parallel and Perpendicular Lines
Flashcard
•
Mathematics
•
8th Grade
•
Practice Problem
•
Hard
Wayground Content
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15 questions
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1.
FLASHCARD QUESTION
Front
What are parallel lines?
Back
Parallel lines are lines in a plane that never meet; they have the same slope.
2.
FLASHCARD QUESTION
Front
What are perpendicular lines?
Back
Perpendicular lines are lines that intersect at a right angle (90 degrees); their slopes are negative reciprocals of each other.
3.
FLASHCARD QUESTION
Front
How can you determine if two lines are parallel based on their equations?
Back
Two lines are parallel if they have the same slope in their slope-intercept form (y = mx + b).
4.
FLASHCARD QUESTION
Front
How can you determine if two lines are perpendicular based on their slopes?
Back
Two lines are perpendicular if the product of their slopes is -1.
5.
FLASHCARD QUESTION
Front
What is the slope of the line represented by the equation y = 3x + 2?
Back
The slope of the line is 3.
6.
FLASHCARD QUESTION
Front
What is the y-intercept of the line represented by the equation y = 5x + 7?
Back
The y-intercept is 7.
7.
FLASHCARD QUESTION
Front
Write the equation of a line parallel to y = 2x + 1 with a y-intercept of -3.
Back
y = 2x - 3.
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