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Mathematics 9 Online
OpenStudy (jacob902):

help

OpenStudy (jacob902):

OpenStudy (amitrashok):

vocaloid can u please help me

OpenStudy (amitrashok):

@Vocaloid

Vocaloid (vocaloid):

hint: the smallest length can be 20.5 - 0.045 the largest length can be 20.5 + 0.045

OpenStudy (amitrashok):

@Vocaloid can u please help me

Vocaloid (vocaloid):

nope, think carefully about what I said.

Vocaloid (vocaloid):

again, no, think carefully.

OpenStudy (jacob902):

an you give me more hints

Vocaloid (vocaloid):

the length must be between 20.5 - 0.045 and 20.5 + 0.045

OpenStudy (jacob902):

so it should be A

Vocaloid (vocaloid):

right

OpenStudy (jacob902):

ok thank you

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