Question

quanto e a raiz quadrada de 1,44?

Answer 1

$\sqrt{1,44} = \sqrt{\frac{144}{100} } = \frac{\sqrt{144} }{\sqrt{100} }$

$\sqrt{144} =12$

$\sqrt{100} =10$

$\frac{12}{10} = \frac{6}{5} =1,2$