Lesson Playlist: Slopes of Parallel and Perpendicular Lines Mathematics • Third Year of Preparatory School
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01:03Finding the Slope of a Straight Line given the Slope of a Perpendicular Line
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03:55Finding the Angle the Perpendicular to a Given Straight Line Makes with the Positive 𝑥-Axis
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02:38Determining the Relation between Two Straight Lines given the Coordinates of the Points Lying on Them
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02:36Finding the Slopes of Lines and Using Them to Determine If the Lines Are Parallel
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02:40Finding Slopes of Straight Lines
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03:26Determining the 𝑦-Coordinates for Two Points Lying on Two Parallel Lines
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02:52Determining the Relation between Two Given Lines
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02:20Finding the Slopes of Lines and Using Them to Determine If the Lines Are Parallel
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02:00Determining Whether Two Lines are Parallel
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03:07Determining Whether Two Lines are Perpendicular From Points on Each Line
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01:05Finding the Slope of a Straight Line given Its Angle with the 𝑥-Axis
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03:06US-SAT05S3-Q01-608194751365
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05:06Finding the 𝑥-Coordinate of a Point Lying on a Straight Line That Is Parallel to Another Line given the Coordinates of Three Points Lying on Them
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02:33Finding the Slope of a Straight Line Forming One Side of a Parallelogram
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01:02The Relation between the Slopes of Perpendicular Lines
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02:44Finding Slopes of Straight Lines
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00:57Determining Whether Two Lines are Parallel
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04:20Determing Whether Two Line Segements Are Perpendicular
