Question

Зделайте пж
Даю 30 балов

Answer 1

Ответ:

${ \sqrt{2} }^{2} - {1}^{2} = {x}^{2} \\ {x }^{2} = 1 \\ x = 1$

${x}^{2} = { \sqrt{2} }^{2} + { \sqrt{2} }^{2} \\ {x}^{2} = 8 \\ x = 2 \sqrt{2}$

${x}^{2} = {5}^{2} - {4}^{2} \\ {x}^{2} = 9 \\ x = 3$

$bk = 6 \div 2 \\ bk = 3$