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Mathematics 19 Online
OpenStudy (anonymous):

Am i correct ?? An overhead projector enlarges the image on its glass by a scale factor of 4. A rectangle that is 3 inches wide and 7 inches long on the glass is projected on a screen. What is the length of the rectangle on the screen?

OpenStudy (anonymous):

im thinking 28 !

OpenStudy (susanna):

Multiply the width and length by 4.

OpenStudy (anonymous):

@MARC_

OpenStudy (susanna):

Only length

OpenStudy (anonymous):

yep it's 28

OpenStudy (susanna):

U r right

OpenStudy (anonymous):

Thanks both of you!!

OpenStudy (anonymous):

np

OpenStudy (susanna):

Sure

OpenStudy (anonymous):

I mastered it!!, and now i have to go to bed

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