x = сторона = 5dm
y = сторона2
5(dm)*y=35(dm)
y=35/5
y=7(dm сторона2)
периметр = x+x+y+y = 7+7+5+5 = 14+10 = 24
x = сторона = 5dm
y = сторона2
5(dm)*y=35(dm)
y=35/5
y=7(dm сторона2)
периметр = x+x+y+y = 7+7+5+5 = 14+10 = 24