Square Root
What is the square root of 16?
42
16
True or False: all points are the same distance from the line of reflection
True
True or False: when rotating, all points rotate through different angles
False
True or False: All points move the same distance and same amount
True
What is the square root of 36?
6
92
81
When reflecting a line over the x-axis what do our coordinates change to? (x,y)->
(x,-y)
You are rotating 90 degrees counter-clockwise. What do we change our coordinates to?
(x,y) ->
(-y,x)
You are translating your shape 2 right and 2 up.
What would your rule be?
(x,y) -> (x+-#, y+-#).
(x+2,y+2)
What is the square root of 64?
8
122
100
When reflecting over the y-axis what do our coordinates change to? (x,y) ->
(-x, y)
When rotating 270 degrees counter clockwise, what do we change our coordinates to?
(x,y) ->
(y,-x)
You are translating your shape 2 left and 5 up.
What would your rule be?
(x,y) -> (x+-#, y+-#).
(x-2, y+5)
What is the square root of 121?
11
132
169
You are reflecting points (2,-5), (-4,7), (8, -6) over the line y=x.
What would your new coordinates be?
(-5,2), (7,-4), (-6,8)
You are rotating points (3,-2), (5,-8), (-6,10) 180 degrees clockwise.
What would your new coordinates be?
(-3,2), (-5,8), (6,-10)
Your rule is (x-6, y+4) how did we move on the graph?
6 left and 4 up.
What is the square root of 225?
15
162
256
You are reflecting points (7,-3), (5,-4), (-9,0) through the origin.
What would your new coordinates be?
(-7,3), (-5,4), (9,0)
You are rotating points (-5,0), (-3,5), (-1,2) 270 degrees clockwise.
What would your new points be?
(0,-5), (-5,-3), (-2,-1)
Your coordinates are (5,3), (2,-1), (0,4)
Your rule is (x+3, y-2)
What are your new coordinates?
(8,1),(5,-3), (3,2)