Question

помогите решить
(0,2√30)²​

Answer 1

фото....................

Answer 2

$(0.2\sqrt{30} )^2=(0.2)^2(\sqrt{30} )^2=\\=(\frac{1}{5} )^2*30=\\=\frac{1}{25}*30=\\=\frac{1*30}{25} =\\=\frac{6}{5} =1\frac{1}{5} =1.2$