The total number of sigma bonds in C₄H₈ (cyclobutane) is:
In C₄H₈ (cyclobutane), there are 4 C-C sigma bonds in the ring and 8 C-H sigma bonds, totaling 12 sigma bonds.
Ref: NCERT Class 11 Chemistry > Chapter 4: Chemical Bonding and Molecular Structure > Topic: Hydrogen Bonding and Resonance and Dipole Moment