[tex] {8}^{2} = \: \: \: \\ 8 \times 8 = 64 \\ \sqrt{64} = 8[/tex]
[tex] {5}^{2} = \\ 5 \times 5 = 25 \\ \sqrt{25} = 5[/tex]
[tex] {17}^{2} = \\ 17 \times 17 = 289 \\ \sqrt{289} = 17[/tex]
[tex] {11}^{2} = \\ 11 \times 11 = 121 \\ \sqrt{121} = 11[/tex]
Espero que esto te ayude
[tex] {30}^{2} = \\ 30 \times 30 = 900 \\ \sqrt{900} = 30[/tex]
[tex] {7}^{2} = \\ 7 \times 7 = 49 \\ \sqrt{49} = 7[/tex]
[tex] {15}^{2} = \\ 15 \times 15 = 225 \\ \sqrt{225} = 15[/tex]
[tex] {20}^{2} = \\ 20 \times 20 = 400 \\ \sqrt{400} = 20[/tex]
[tex] {10}^{2} = \\ 10 \times 10 = 100 \\ \sqrt{100} = 10[/tex]
