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Andrew says the scale factor used was 3\2. Annie says the scale factor used was 2\3.Which student is correct and why?

Andrew says the scale factor used was 3\2. Annie says the scale factor used was 2\3.Which-example-1
User Catbadger
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1 Answer

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8 votes

Answer:

Annie is right, beause the coordinates of the points A'B'C' are 2/3 of the coodinates of the points ABC

and the size of the triangle A'B'C' is 2/3 of the size of the triangle ABC

for example:

Side AC lenght is 6 units and A'C' is 4

To go from 6 to 4, the factor must be 2/3

User TambourineMan
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