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Let A(1, 2, 3), B(0, 0, 1) and C(-1, 1, ...

Let `A(1, 2, 3), B(0, 0, 1) and C(-1, 1, 1)` are the vertices of `triangleABC`.
Q. The area of`(triangleABC)` is equal to

A

`((19)/(8), (57)/(16), (17)/(16))`

B

`((-19)/(8), (57)/(16), (17)/(16))`

C

`((19)/(8), -(57)/(16), (17)/(16))`

D

None of these

Text Solution

Verified by Experts

The correct Answer is:
(a)
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