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Blue Day – 1/16/2015 Gold Day – 1/20/2015

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Friday, 1/16/2015 is the last day of schedule changes Monday, 1/19/2015 is a student holiday. Transformations Unit test 1/29/2015 & 1/30/2015 Today we will continue transformations Rotations

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Rotations are Counterclockwise unless otherwise stated Rotating 90° Counterclockwise or 270° clockwise Switch x and y, then Change sign of new x Ex: (2,-4) rotated becomes (4,2) Rotating 180° Counterclockwise or 180° clockwise Change signs of x and y only Ex: (-2,4) rotated becomes (2,-4) Rotating 270° Counterclockwise or 90° clockwise Switch x and y, then Change sign of new y Ex: (2, 4) rotated becomes (4, -2)

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https://www.youtube.com/watch?v=NY2c DTpsvBA https://www.youtube.com/watch?v=NY2c DTpsvBA

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EQ: How do you rotate a figure 90, 180 or 270 degrees around a given point and what is point symmetry? Rotations.

EQ: How do you rotate a figure 90, 180 or 270 degrees around a given point and what is point symmetry? Rotations.

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