[tex] {x}^{2} + {x}^{2} = {15 \sqrt{2} }^{2} [/tex]
[tex]2 {x}^{2} = 225 \times 2[/tex]
[tex]2 {x}^{2} = 450[/tex]
[tex] {x}^{2} = 225[/tex]
[tex]x = \sqrt{225} [/tex]
[tex]x = 15[/tex]
[tex]15 + 15 = 30 \\ 30 \times 30 = 900 {cm}^{2} \\ 900 {cm}^{2} = 0.09 {m}^{2} [/tex]
odp.b