4.3 Parallel vs. Perpendicular Lines

4.3 Parallel vs. Perpendicular Lines

Assessment

Flashcard

Mathematics

9th Grade

Hard

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15 questions

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1.

FLASHCARD QUESTION

Front

What is the definition of parallel lines?

Back

Parallel lines are lines in a plane that never meet. They have the same slope.

2.

FLASHCARD QUESTION

Front

What is the definition of perpendicular lines?

Back

Perpendicular lines are lines that intersect at a right angle (90 degrees).

3.

FLASHCARD QUESTION

Front

If two lines have the same slope, what can we say about them?

Back

They are parallel.

4.

FLASHCARD QUESTION

Front

Back

The slope is -3.

5.

FLASHCARD QUESTION

Front

Back

The slope is -1/5.

6.

FLASHCARD QUESTION

Front

What do we call the slopes of two perpendicular lines?

Back

The slopes of two perpendicular lines are negative reciprocals.

7.

FLASHCARD QUESTION

Front

Back

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