Question

un vas are forma unui cub cu latura de 50 cm. se toarna in vas 50 l de apa. pana la ce inaltime se urca apa?
VA ROG AJUTATI-MA

Answer 1

$1 \: L = 1000 \: {cm}^{3}$

$V_{cub} = {l}^{3} = {50}^{3} = 125000 \: {cm}^{3}$

$V_{apa} = 50 \: L = 50000 \: {cm}^{3}$

$V_{apa} = {l}^{2} \times h$

${50}^{2} \times h = 50000$

$2500 \times h = 50000$

$h = 50000 \div 2500$

$h=20 \:cm$