Question

выразите: в м2 200000 см2; см3 13 дм3; м3 3000000 см3

Answer 1

$200000 cm^{2} = frac{200000}{ 100^{2} } m^{2} = 20 m^{2} 13 dm^{3} = 13*( 10^{3}) cm^{3} = 13000 cm^{3} 3000000 cm^{3} = frac{3000000}{100^{3}} m^{3} = 3 m^{3}$