Volume of tetrahedron has its vertices at the points A(1,-1,2), B(2,0,1), C(0,-2,1), D(-2,2,1) are.
A. 2
B. 3*sqrt(2)
C. 4
D. 6
Answer:A
Volume of tetrahedron has its vertices at the points A(1,-1,2), B(2,0,1), C(0,-2,1), D(-2,2,1) are.
A. 2 B. 3*sqrt(2) C. 4 D. 6