Ap Eapcet
Vector Algebra
AP EAPCET 2025 - 21st May Evening Shift
MCQ+1 / -02025
If $O(0,0,0), A(1,2,1), B(2,1,3)$ and $C(-1,1,2)$ are the vertices of a tetrahedron, then the acute angle between its face $O A B$ and edge $B C$ is
Ap Eapcet
AP EAPCET 2025 - 21st May Evening Shift
If $O(0,0,0), A(1,2,1), B(2,1,3)$ and $C(-1,1,2)$ are the vertices of a tetrahedron, then the acute angle between its face $O A B$ and edge $B C$ is