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Mathematics 21 Online
OpenStudy (anonymous):

the zoom feature on a camera lens allows you dilate what appears on the display. when you change from 100% to 300% , the new image on is an enlargement of your previous image with a scale factor of 3 . if the new image is 18 millimeters wide . what was the width of the previous image ?

OpenStudy (anonymous):

@jim_thompson5910

jimthompson5910 (jim_thompson5910):

1/3 = x/18 solve for x

OpenStudy (anonymous):

6mm thank you

OpenStudy (anonymous):

@jim_thompson5910

jimthompson5910 (jim_thompson5910):

you got it, yw

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