Question

for a rectangle base is i + 2j + k and adjacent sides 4j + 3k then find the area of the rectangle ___________. Don't spam or say I do not know the answer. Those answers will be reported​

Answer 1

Explanation:

The area of a triangle formed by two vectors is half the magnitude of the cross product of those two vectors:

{6, -4, 4} {-4, 2, -3} = {4, 2, -4}

|{4, 2, -4}| = 6

So the area is .

For more info on the cross product: