help123please.
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Using the graph shown, answer this question: What is the scale factor used to dilate the figure?



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help123please.
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ARI AND KITT LET ME POST THE QUESTION

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ONE SEC

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Using the graph shown, answer this question: What is the scale factor used to dilate the figure?

AriPotta
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count the length of the sides for each rectangle

help123please.
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Okay. Let me count.

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just one side?

AriPotta
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yea, just make sure they're corresponding. like, the long side of the big one and long side of the small one

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Okay.

Kitt020912
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let ari take over, I got nothing lol.

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Will it be by 2's or ones?

AriPotta
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it's by 1's

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Okie, Kitt. I like ur picture too

AriPotta
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always assume by 1's if it's not labeled

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Okie, Ari

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Can it be CB an CB'?

help123please.
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(' Means the dilation or second version of a figure.)

AriPotta
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yea count them. then put cb/cb' and figure out the scale factor

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Ok.

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\[\frac{ CB }{ CB' } = \frac{ 9 }{ 2 }\]

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?

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So is the scale factor 4.5?

help123please.
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(I divided 9/2)

AriPotta
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9/3

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O

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Okiee.

AriPotta
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which would give us scale factor of 3

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Ohhh. Okay. So answer = 3?

AriPotta
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wait no. put cb'/cb which would be 1/3

AriPotta
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1/3 is your answer, sorry

help123please.
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OH. OK. WHY WAS THE FIRST ONE WRONG?

AriPotta
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because if we said the scale factor was 3, then cb' would be 3x the size of cb. but it's not. it's 1/3 the size.

help123please.
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Oh. Okay. Thanks!

help123please.
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[since its smaller it can't b 3 times the size right?]

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TNX U

AriPotta
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lol yes

help123please.
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:)

AriPotta
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no problemo