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Mathematics 7 Online
OpenStudy (anonymous):

Is this right please check

OpenStudy (anonymous):

The file

OpenStudy (anonymous):

yes because all of it has to equal to 180

OpenStudy (anonymous):

thanks can u check another

OpenStudy (anonymous):

mhmmm

OpenStudy (anonymous):

yup

OpenStudy (anonymous):

OpenStudy (anonymous):

thats it

OpenStudy (anonymous):

yes you are correct

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