Write 49 cm² in mm^2?

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asked Mar 15, 2022 114k views

12 votes

Write 49 cm² in mm^2?

Mathematics
high-school

Richard Corfield asked

by Richard Corfield

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1 Answer

10 votes

Answer:

$4900 {mm}^(2)$

Explanation:

$1 cm = 10mm \\ 1cm * 1cm = 10mm * 10mm \\ 1 {cm}^(2) = 100 {mm}^(2) \\ 49 {cm}^(2) = 49 * 100 \\ \: \: \: \: \: \: \: \: \: \: \: \: \: \: = 4900 {mm}^(2)$

Yaron Dassonneville answered Mar 19, 2022

by Yaron Dassonneville

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