Mht Cet
Vector Algebra
MHT CET 2025 25th April Morning Shift
MCQ+2 / -02025
A tetrahedron has vertices $\mathrm{O}(0,0,0), \mathrm{A}(1,2,1)$, $B(2,1,3), C(-1,1,2)$. Then the angle between the faces OAB and ABC will be
Mht Cet
MHT CET 2025 25th April Morning Shift
A tetrahedron has vertices $\mathrm{O}(0,0,0), \mathrm{A}(1,2,1)$, $B(2,1,3), C(-1,1,2)$. Then the angle between the faces OAB and ABC will be