The following that is NOT a feature in the Formulas menu of the Macabacus Excel add-in is Formula Flow. This is further explained below.
Generally, The formula for the volumetric flow rate is as follows: Vf = A*v, where A is the cross-sectional area and v is the flow velocity.
In conclusion, Macabacus is an Excel add-in that has many useful features, but Formula Flow is not one of them.
Read more about Formula Flow
https://brainly.com/question/11814436
#SPJ1