GRAB YOUR # CALCULATOR, IMN, GLUE, & WS … & Ratio & % Review GRAB YOUR # CALCULATOR, IMN, GLUE, & WS … & START THE WARM UP IN YOUR BINDER WARM UP: Ratio.

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Presentation transcript:

GRAB YOUR # CALCULATOR, IMN, GLUE, & WS … & Ratio & % Review GRAB YOUR # CALCULATOR, IMN, GLUE, & WS … & START THE WARM UP IN YOUR BINDER WARM UP: Ratio & % Review 34% EACH 1. WHAT IS 34% OF EACH OF THESE? … a) 30 b) 86 c) 120 ORIGINAL PRICE $ TOOK OFF 20% 2. THE SHOES YOU WANTED JUST WENT ON SALE! IF THE ORIGINAL PRICE WAS $115.00, AND THE SALE DISCOUNT TOOK OFF 20%, HOW MUCH WILL YOU PAY, BEFORE TAX? Agenda: Warm Up - % Identify Slope; Using … - Slope Formula - Graph - Table Graph Line; Given Equation

SLOPE Ratio change change SLOPE: Ratio of the change in the dependent variable, y, to the change in the independent variable, x.

SLOPE FORMULA GIVEN THE SLOPE FORMULA & 2 POINTS SLOPE Calculate the SLOPE of a LINE

SLOPE FORMULA GIVEN THE SLOPE FORMULA & 2 POINTS Calculate the SLOPE of a Line: Step 1: Identify your 2 points’ coordinates (“ordered pairs”) Step 1: Identify your 2 points’ coordinates (“ordered pairs”) Step 2: Label y 2, y 1, x 2, x 1 Step 2: Label y 2, y 1, x 2, x 1 Step 3: Write Slope Formula Step 3: Write Slope Formula Step 4: Plug coordinates into the Slope Formula Step 4: Plug coordinates into the Slope Formula Be sure to place numbers in the correct spots Be sure to place numbers in the correct spots Step 5: Simplify to solve for m Step 5: Simplify to solve for m

SLOPE FORMULA GIVEN THE SLOPE FORMULA & 2 POINTS Calculate the SLOPE of a Line: Step 1: Identify your 2 points’ coordinates (“ordered pairs”) Step 1: Identify your 2 points’ coordinates (“ordered pairs”) Step 2: Label y 2, y 1, x 2, x 1 Step 2: Label y 2, y 1, x 2, x 1 Step 3: Write Slope Formula Step 3: Write Slope Formula Step 4: Plug coordinates into the Slope Formula Step 4: Plug coordinates into the Slope Formula Be sure to place numbers in the correct spots Be sure to place numbers in the correct spots Step 5: Simplify to solve for m Step 5: Simplify to solve for m

SLOPE FORMULA GIVEN THE SLOPE FORMULA & 2 POINTS Calculate the SLOPE of a Line: Step 1: Identify your 2 points’ coordinates (“ordered pairs”) Step 1: Identify your 2 points’ coordinates (“ordered pairs”) Step 2: Label y 2, y 1, x 2, x 1 Step 2: Label y 2, y 1, x 2, x 1 Step 3: Write Slope Formula Step 3: Write Slope Formula Step 4: Plug coordinates into the Slope Formula Step 4: Plug coordinates into the Slope Formula Be sure to place numbers in the correct spots Be sure to place numbers in the correct spots Step 5: Simplify to solve for m Step 5: Simplify to solve for m

GRAPH GIVEN THE GRAPH SLOPE Determine the SLOPE of a LINE

GRAPH GIVEN THE GRAPH

TABLE GIVEN A TABLE SLOPE Interpret the SLOPE of a LINE

GIVEN A TABLE Interpret the SLOPE of a Line: Step 1: Focus on only 2 sets of input/output data in the table Step 2: Label y 2, y 1, x 2, x 1 Step 3: Write Slope Formula Step 4: Plug coordinates into the Slope Formula Be sure to place numbers in the correct spots Step 5: Simplify to solve for m

SLOPE TABLE What do you notice about finding the SLOPE when using a TABLE versus another method we have covered? TABLE SLOPE FORMULA TABLE follows the same procedures as when we use the SLOPE FORMULA & 2 POINTS. SLOPE FORMULA TABLE 2 specific points listed to calculate (Basic Skill Drill) Several points organized to choose from (Real Life Application)

GIVEN A TABLE Interpret the SLOPE of a Line: Step 1: Focus on only 2 sets of input/output data in the table Step 2: Label y 2, y 1, x 2, x 1 Step 3: Write Slope Formula Step 4: Plug coordinates into the Slope Formula Be sure to place numbers in the correct spots Step 5: Simplify to solve for m

LINEAR EQUATION GIVEN A LINEAR EQUATION GRAPH GRAPH the LINE

EQUATION GIVEN THE EQUATION

EQUATION GIVEN THE EQUATION, GRAPH the Line:

C OMPLETE THESE STATEMENTS SLOPE _______ _________ __ ________ ________ ________ GRAPH Slope-Intercept Form ________“__”__-__________“__” C OMPLETE THESE STATEMENTS : I can find the SLOPE of a line, when given - the _______ _________ & __ ________, - a ________, or - a ________. To GRAPH a line given in Slope-Intercept Form, I need to identify the ________ as “__” & __-__________ as “__”

QUIZ QUIZ TOMORROW  RATIOS, FRACTIONS S  PERCENTAGES, DECIMALS  LINEAR EQUATIONS  SLOPES, GRAPHS, TABLES