82930 Objective To dilate a figure using a scale factor less than and greater than 1 What does it mean to Dilate something When your pupils are dilated it means that They change size ID: 474523
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Slide1
Dilation 8/29/30
Objective:To dilate a figure using a scale factor less than and greater than 1.Slide2
What does it mean to
Dilate something?
When your pupils are dilated, it means that
They change size.
A
Dilation
is a transformation that changesThe size , but not the shape, of a figure.A dilation can enlarge or reduce a figure
What is a Scale Factor?
A Scale Factor describes how much a figureIs enlarged or reduced.
In math, we use the letter
K
for scale factorSlide3
Helpful Hint
A
scale factor
between 0 and 1 reduces
a figure
A
scale factor bigger than 1 enlarges it.Slide4Slide5Slide6
Try this: Dilate the figure by a scale factor of 0.5. What are the New coordinates of the image?Slide7