Line segment BO is dilated through point B. The resulting segment is BO'. If BO measured 27 inches and BO' measured 9 inches what scale factor took BO to BO'?

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asked Jun 13, 2019 121k views

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Atfergs · Answer 1 · 2019-06-17T21:34:46+0000

Scale factor is defined as
s=size of image / size of preimage.

Here BO is preimage.
B'O'=BO' is image, since the position of B is invariant, so B=B'.

So scale factor = B'O'/BO = 9/27 = 1/3.

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Line segment BO is dilated through point B. The resulting segment is BO'. If BO measured 27 inches and BO' measured 9 inches what scale factor took BO to BO'?

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