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Understanding Slope of a Line: Concepts and Calculations for 10th Grade Math

In this lesson, 10th-grade students will learn how to determine the slope of a line through various methods: from graphs, using the slope formula, and analyzing data in tables. Key concepts include the slope-intercept form of a line and the significance of slope values, including positive, negative, zero, and undefined slopes. This comprehensive approach, aligned with Elementary Algebra Standards, enhances students' ability to interpret and graph linear equations effectively.

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Understanding Slope of a Line: Concepts and Calculations for 10th Grade Math

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  1. DETERMINING THE SLOPE OF A LINE Math Tech 2 10th Grade

  2. The students will…determine the slope of a line from a graph. determine the slope of a line using the slope formula. determine the slope of a line from data in a table. Elementary Algebra Standards • EA-2.6 • EA-5.6 • EA-5.7

  3. Review of Slope Intercept Form In the equation y = 2/3x – 5, 2/3 represents the __________ of the line. When you are graphing y = 3/4x + 7, 3/4 indicates that you should move up _____units and over ______ units from the y-intercept 7. The graph of y = -3 is a ________________ line. The graph of x = 2 is a _________________ line. slope 3 4 horizontal vertical

  4. What is the slope of a line? Click to watch this video from etv StreamlineSC.

  5. Slope can be … • Positive • Negative • Zero • Undefined (No slope)

  6. Slope can be determined by… • Rise Run • m = y2 – y1 x2 – x1

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