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Answer :

Tendop25go

Answer:

Student B

Explanation:

They used to units of measurement to verify there answer.

Fist student rounded so its an estimate of the answer but second student verified with millimetes and cm.

Also its physics lol or maybe math.

Grayfeatherlovego

Answer:

Student A

So the string is exatlaly 9.84 cm. Student A said it was 10 cm. and student B says it was 9.8 millimeters (WRONG).

A millimeter is a tenth of a centimeter, so a 9.84 cm string is 98.4 millimeters long not 98.4

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