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The area of the triangle whose adjacent ...

The area of the triangle whose adjacent sides are represented by the vector `(4hat i + 3 hat j + 4 hat k)` and `5hat i` in sq. units is

A

`25`

B

`12.5`

C

`50`

D

`45`

Text Solution

Verified by Experts

The correct Answer is:
B
Area of triangle `=1/2|vec(A)xxvec(B)|`
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