App Description The formula for calculating the cone volume of the cut head: \(V= \frac {h}{6} [(2A+a)B+(2a+A)b]\) \(V= \frac {h}{...

App Description Rectangular tee area calculation formula \(S=(a+b+a2+b2)H+2/5 πr (a1+b1)\) In the formula: A2, b2---large mouth di...