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Slope Slope Presentation Transcript

  • Do Now ( Quiz # 4 ) - 3 minutes Aim: How can we calculate the slope of a line?
    • Agenda :
    • 12/14/10
    • Do Now
    • Identifying Functions
    • Mini-Lesson
    • Finding Slope
    • Types of Slope
    • VUXHOY
    • Group work
    • Past Regents Questions
    • Share-out
    • Discussion
    • Summary
    • Writing
    • Homework
    • Castlelearning.com
    Which statement is true about the relation shown on the graph below? (1) It is a function because there exists one x -coordinate for each y -coordinate. (2) It is not a function because there are multiple y -values for a given x -value. (3) It is a function because there exists one y -coordinate for each x -coordinate. (4) It is not a function because there are multiple x -values for a given y -value.
  • What is slope? Aim: How can we calculate the slope of a line? Slope (rate of change) is used to describe the steepness of a straight line .
    • Agenda :
    • 12/14/10
    • Do Now
    • Identifying Functions
    • Mini-Lesson
    • Finding Slope
    • Types of Slope
    • VUXHOY
    • Group work
    • Past Regents Questions
    • Share-out
    • Discussion
    • Summary
    • Writing
    • Homework
    • Castlelearning.com
  • Determine the slope of the line. 6 3 run 3 6 = = rise “ rise over run ”.
    • Agenda :
    • 12/14/10
    • Do Now
    • Identifying Functions
    • Mini-Lesson
    • Finding Slope
    • Types of Slope
    • VUXHOY
    • Group work
    • Past Regents Questions
    • Share-out
    • Discussion
    • Summary
    • Writing
    • Homework
    • Castlelearning.com
    Aim: How can we calculate the slope of a line?
  • Find the slope of the line that passes through the points (-2, -2) and (4, 1). Aim: How can we calculate the slope of a line?
    • Agenda :
    • 12/14/10
    • Do Now
    • Identifying Functions
    • Mini-Lesson
    • Finding Slope
    • Types of Slope
    • VUXHOY
    • Group work
    • Past Regents Questions
    • Share-out
    • Discussion
    • Summary
    • Writing
    • Homework
    • Castlelearning.com
    m = ½ or 0.5 ( x 1 , y 1 ) ( x 2 , y 2 )
  • A line has a positive slope if it is going up hill from left to right . Aim: How can we calculate the slope of a line?
  • A line has a negative slope if it is going down hill from left to right . Aim: How can we calculate the slope of a line?
    • Agenda :
    • 12/14/10
    • Do Now
    • Identifying Functions
    • Mini-Lesson
    • Finding Slope
    • Types of Slope
    • VUXHOY
    • Group work
    • Past Regents Questions
    • Share-out
    • Discussion
    • Summary
    • Writing
    • Homework
    • Castlelearning.com
  • Aim: How can we calculate the slope of a line?
    • Agenda :
    • 12/14/10
    • Do Now
    • Identifying Functions
    • Mini-Lesson
    • Finding Slope
    • Types of Slope
    • VUXHOY
    • Group work
    • Past Regents Questions
    • Share-out
    • Discussion
    • Summary
    • Writing
    • Homework
    • Castlelearning.com
  • What is the slope of a vertical line? All vertical lines have an undefined slope. Aim: How can we calculate the slope of a line?
    • Agenda :
    • 12/14/10
    • Do Now
    • Identifying Functions
    • Mini-Lesson
    • Finding Slope
    • Types of Slope
    • VUXHOY
    • Group work
    • Past Regents Questions
    • Share-out
    • Discussion
    • Summary
    • Writing
    • Homework
    • Castlelearning.com
  •     Aim: How can we calculate the slope of a line?
    • Agenda :
    • 12/14/10
    • Do Now
    • Identifying Functions
    • Mini-Lesson
    • Finding Slope
    • Types of Slope
    • VUXHOY
    • Group work
    • Past Regents Questions
    • Share-out
    • Discussion
    • Summary
    • Writing
    • Homework
    • Castlelearning.com
  • What is the slope of a horizontal line? All horizontal lines have a slope of 0. Aim: How can we calculate the slope of a line?
    • Agenda :
    • 12/14/10
    • Do Now
    • Identifying Functions
    • Mini-Lesson
    • Finding Slope
    • Types of Slope
    • VUXHOY
    • Group work
    • Past Regents Questions
    • Share-out
    • Discussion
    • Summary
    • Writing
    • Homework
    • Castlelearning.com
  • Remember the word “VUXHOY” V ertical lines U ndefined slope X = number (equation of the line) H orizontal lines 0 - zero is the slope Y = number (equation of the line) Aim: How can we calculate the slope of a line?
    • Agenda :
    • 12/14/10
    • Do Now
    • Identifying Functions
    • Mini-Lesson
    • Finding Slope
    • Types of Slope
    • VUXHOY
    • Group work
    • Past Regents Questions
    • Share-out
    • Discussion
    • Summary
    • Writing
    • Homework
    • Castlelearning.com
  • Find at least two examples of each type of slope from the picture. Aim: How can we calculate the slope of a line?
    • Agenda :
    • 12/14/10
    • Do Now
    • Identifying Functions
    • Mini-Lesson
    • Finding Slope
    • Types of Slope
    • VUXHOY
    • Group work
    • Past Regents Questions
    • Share-out
    • Discussion
    • Summary
    • Writing
    • Homework
    • Castlelearning.com
    • Complete Past Regents Questions
    Group Work Aim: How can we calculate the slope of a line?
    • Agenda :
    • 12/14/10
    • Do Now
    • Identifying Functions
    • Mini-Lesson
    • Finding Slope
    • Types of Slope
    • VUXHOY
    • Group work
    • Past Regents Questions
    • Share-out
    • Discussion
    • Summary
    • Writing
    • Homework
    • Castlelearning.com
    • Complete Past Regents Questions
    Share-out Aim: How can we calculate the slope of a line?
    • Agenda :
    • 12/14/10
    • Do Now
    • Identifying Functions
    • Mini-Lesson
    • Finding Slope
    • Types of Slope
    • VUXHOY
    • Group work
    • Past Regents Questions
    • Share-out
    • Discussion
    • Summary
    • Writing
    • Homework
    • Castlelearning.com
  • SUMMARY
    • Describe the different types of slope.
    Aim: How can we calculate the slope of a line?
    • Agenda :
    • 12/14/10
    • Do Now
    • Identifying Functions
    • Mini-Lesson
    • Finding Slope
    • Types of Slope
    • VUXHOY
    • Group work
    • Past Regents Questions
    • Share-out
    • Discussion
    • Summary
    • Writing
    • Homework
    • Castlelearning.com