解:V正=2x2x2=8dm² S长底=10x5=50dm² 8÷50=0.16dm² 0.6+0.16=0.76dm 所以现在水深0.76分米
解:V正=2x2x2=8dm²S长底=10x5=50dm²8÷50=0.16dm²0.6+0.16=0.76dm所以现在水深0.76分米