Question

_______ square centimetres = $1$ square decimetre ($d{m}^2$ )

• A. $100$
• B. $10$
• C. $1000$
• D. $0.1$

Answer 1

Answer: (A)

$100$

$1cm=0.1dm$ or $10cm=1dm$

Thus, $1dm\times 1dm=10cm\times 10cm$

So, $1d{m}^2=100c{m}^2$