1/2ABAC=2分之根号2,1/2ADAC=2分之根号3,1/2ABAD=2分之根号6 , ∴AB=根号2,AC=1,AD=根号3. ∴V=根号2*根号3*1*1/3*1/2=6分之根号6
麻烦采纳,谢谢!