Creating a foldable for Equations of Lines

1
Creating a foldable for Equations of Lines
Equations of Lines
Slope
Direct Variation
Slope-Intercept Form
Standard Form
Point-Slope Form
Equation w/ slope 1 point
Equation w/ 2 points
Horizontal Vertical Lines
Parallel Perpendicular Lines
Graphing Lines
X-intercept and Y-intercept
2
Folding the Paper
Fold the paper down so that about ¾ is revealed
at the bottom
3
Folding the Paper
Fold the paper down so that about ¾ is revealed
at the bottom
4
Folding the Paper
About ¾ reveal here
Fold the paper down so that about ¾ is revealed
at the bottom
5
Folding the Paper
Fold next sheet here
About ¾ reveal here
Each piece of paper will be folded over the
previous one, and leave about 3/4 reveal for
all of them note images
6
Folding the Paper
Fold next sheet here
About ¾ reveal here
Each piece of paper will be folded over the
previous one, and leave about 3/4 reveal for
all of them note images
7
Folding the Paper
Repeat the process until you have six folded
sheets like above. Color arrangement does not
matter.
8
Staple the Paper
Staple the paper close to the edge at the top
leave enough room write on the top flap
9
Labeling the Paper
Equations of Lines
Slope
Direct Variation
Slope-Intercept Form
Standard Form
Point-Slope Form
Equation w/ slope 1 point
Equation w/ 2 points
Horizontal Vertical Lines
Parallel Perpendicular Lines
Graphing Lines
X-intercept and Y-intercept
Label the exposed flaps with the labels listed
above. You may want to write in pencil, then
write over with magic marker.
10
Labeling the Paper
Slope
Direct Variation
Slope-Intercept Form
Standard Form
Point-Slope Form
Equation w/ slope 1 point
Equation w/ 2 points
Horizontal Vertical Lines
Parallel Perpendicular Lines
Graphing Lines
X-intercept and Y-intercept
Label the exposed flaps with the labels listed
above. You may want to write in pencil, then
write over with magic marker.
11
Formula ymx
If y6 when x 2, find y when x 4 ymx
ymx 6m(2) y3(4) 3m y12
_____
Direct Variation
Slope-Intercept Form
Standard Form
Point-Slope Form
Equation w/ slope 1 point
Equation w/ 2 points
Horizontal Vertical Lines
Parallel Perpendicular Lines
Graphing Lines
X-intercept and Y-intercept
12
Formula ymxb by-intercept
Write in slope-intercept form (1,3)
m2 ymxb ymxb 32(1)b y2x1 32b 1b
Slope-Intercept Form
Standard Form
Point-Slope Form
Equation w/ slope 1 point
Equation w/ 2 points
Horizontal Vertical Lines
Parallel Perpendicular Lines
Graphing Lines
X-intercept and Y-intercept
13
Formula AxByC -A cant
be negative
-A,B,C must be whole s
Standard Form
Point-Slope Form
Equation w/ slope 1 point
Equation w/ 2 points
Horizontal Vertical Lines
Parallel Perpendicular Lines
Graphing Lines
X-intercept and Y-intercept
14
Formula y-y1m(x-x1)
Write the point-slope form for (2,-3) m4 Plug
into formula y-(-3)4(x-2) y34(x-2)
Point-Slope Form
Equation w/ slope 1 point
Equation w/ 2 points
Horizontal Vertical Lines
Parallel Perpendicular Lines
Graphing Lines
X-intercept and Y-intercept
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Point Slope Plug into formula (2,3)
m1 y-31(x-2) Slope-intercept Plug in m, x,
and y, (1,3) m2 then solve for b. ymxb
ymxb 32(1)b y2x1 32b b1
Equation w/ slope 1 point
Equation w/ 2 points
Horizontal Vertical Lines
Parallel Perpendicular Lines
Graphing Lines
X-intercept and Y-intercept
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1) Find the slope. 2) Use slope and 1 point
to write the equation. (2,1)
(3,5) 5-1 4 4 m 4
3-2
1 ymxb ymxb 1 4(2)b y 4x
-7 1 8 b y 4x 7 -8 -7 b
Equation w/ 2 points
Horizontal Vertical Lines
Parallel Perpendicular Lines
Graphing Lines
X-intercept and Y-intercept
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Vertical Lines x 2
Horizontal Lines y 2
_____________________
x -3
y -3
Horizontal Vertical Lines
Parallel Perpendicular Lines
Graphing Lines
X-intercept and Y-intercept
18
y2x5 y2x-3
y2/3x 4 m2/3 y-3/2x 2 m-3/2
Parallel Perpendicular Lines
Graphing Lines
X-intercept and Y-intercept
19
Change the equation into slope-intercept form 1st
Graphing Lines
X-intercept and Y-intercept
20
X-intercept pt where the line crosses the
x-axis Y-intercept pt where the line crosses the
y-axis To find the x-intercept plug 0 in for y
and solve for x 2x 4y 8 2x 4(0) 8
2x 8 x 4 To find the
y-intercept plug 0 in for x and solve for y 2x
4y 8 2(0) 4y 8 4y 8
y 2 To graph Find the x-intercept and
y-intercept
plot the intercepts
draw the line
connecting them
X-intercept and Y-intercept