section p.1 by: tom homer, stephen esposito, tyler holdsworth, and hayley duphilly
TRANSCRIPT
SECTION P.1By: Tom Homer, Stephen Esposito, Tyler Holdsworth, and Hayley Duphilly
THE CARTESIAN PLANE
How to plot a point
Example (2,3)• Start from the origin (0,0)• Move to the right 2 units• Move up 3 units
III
III IV
SCATTER PLOT Representation of a trend in data over time
2007 2008 2009 2010 2011 2012 2013 2014940950960970980990
10001010102010301040
# of Dogs in Middleboro
# of Dogs in MiddleboroLinear (# of Dogs in Middleboro)
Year # of Dogs in Middleboro2008 9802009 9752010 10122011 10352012 9982013 1000
Trend Line*
BAR GRAPH Representation of a comparison of data over time
2008 2009 2010 2011 2012 2013940950960970980990
10001010102010301040
# of Dogs in Middleboro
# of Dogs in Middleboro
Year # of Dogs in Middleboro2008 9802009 9752010 10122011 10352012 9982013 1000
LINE GRAPH Representation of the change in data over time
2008 2009 2010 2011 2012 2013940950960970980990
10001010102010301040
# of Dogs in Middleboro
# of Dogs in Middleboro
Year # of Dogs in Middleboro2008 9802009 9752010 10122011 10352012 9982013 1000
DISTANCE FORMULA
C=√a2+b2
C=√rise2+run2
C=√(y1-y2)2+(x1-x2)2
(A2+B2=C2)
(1,3)
(5,1)
CB
A
MIDPOINT FORMULA
X1+X2 Y1+Y2
2 , 2
1+5 3+1
2 , 2
= (3,2)
(1,3)
(5,1)
Midpoint = (3,2)
CIRCLE FORMULA
Actual formula
(x-h)2+(y-k)2=r2
Center = (h,k) Center = (2,2) Find distance using
distance formula Plug in numbers to
formula
* (x-2)2+(y-2)2=4
Radius (r)
(2,2)
(2,4)