Question

памагите пажалуста очень надо

Answer 1

25

_

9

...................

Answer 2

$(1\frac{2}{3})^{2} = (\frac{5}{3} )^{2} = \frac{5^{2} }{3^{2} } = \frac{25}{9} = 2\frac{7}{9}$