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# Slope

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### Transcript

• 1. 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.
• 2. 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
• 3. 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?
• 4. 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 )
• 5. 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?
• 6. 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
• 7. 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
• 8. 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
• 9.     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
• 10. 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
• 11. 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
• 12. 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
• 13.
• 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
• 14.
• 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
• 15. 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