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Help, please the question and thank you

Help, please the question and thank you-example-1
User John Pitts
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1 Answer

7 votes
The new triangle is gonna be bigger. But how big? Let’s look at A.
A= 2,8

Look at A’, it’s 6,24. See a pattern??
Multiply 2,8 by 3. It’s triple the amount, therefore the scale factor is 3.

To double check, multiply by 3 to B and C and see what you get.
User Kurdtc
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