transformations lesson 26power up fpage 169. transformations the new image is read as “a prime, b...
TRANSCRIPT
TransformationsLESSON 26 POWER UP F PAGE 169
Transformations
The new image is read as “A prime, B prime, C prime”
Reflection (Flip)
Reflection (Flip) Triangle reflected across the x axis Points are same distance across the x axis
Reflection (Flip) Triangle reflected across the y axis Points are same distance across the y axis
Rotation (Turn)
Rotation (Turn) Positive rotation is counter-clockwise Negative rotation is clockwise
Rotating around the origin
Translation (Slide)
Translation (Slide) Use (a, b) to describe the translation. a: horizontal shift left (-) & right (+) b: vertical shift up (+) & down (-) Translation of (4, -3)
Dilation (Enlargement)
Dilation (Enlargement) Scale factor: the ratio of any two corresponding lengths Base of big triangle = 4 Base of small triangle = 2