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Mathematics 8 Online
OpenStudy (anonymous):

find the perimeter of the trapezoid.

OpenStudy (anonymous):

add all the sides

OpenStudy (anonymous):

so 8x/15?

OpenStudy (anonymous):

so 11x/6

OpenStudy (anonymous):

just recheck ur calculation

OpenStudy (anonymous):

how did you get 11?

OpenStudy (lgbasallote):

yes how did you?

OpenStudy (anonymous):

just ADD

OpenStudy (anonymous):

nothing more

OpenStudy (anonymous):

make the denominator same

OpenStudy (anonymous):

x/3 + x/3 + x/3 = 5x/6 3x/3 + 5x/6 === 11x/6

OpenStudy (lgbasallote):

this is what @trentsellars did \[\Large \frac {5x}6 + \frac x3 + \frac x3 + \frac x3 \implies \frac{5x + x + x+ x}{6 + 3 + 3 + 3}\]

OpenStudy (anonymous):

yea

OpenStudy (lgbasallote):

so would you mind telling this jury what trent should've done @Yahoo! ?

OpenStudy (anonymous):

hm..hmm.. @trentsellars u r in which grade

OpenStudy (anonymous):

10th

OpenStudy (eyust707):

Trent, before you can add fractions, the number on the bottom of all the fractions needs to be the same.

OpenStudy (anonymous):

okay

OpenStudy (eyust707):

This is called a common denominator... I'll show you how to get a common denominator with these fraction.

OpenStudy (eyust707):

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