If a plane cuts off intercepts OA = a, ...

If a plane cuts off intercepts `OA = a, OB = b, OC = c` from the coordinate axes 9where `'O'` is the origin). then the area of the triangle `ABC` is equal to

A

`1/2sqrt(b^2c^2+c^2a^2+a^2b^2)`

B

`1/2(bc+ca+ab)`

C

`1/2abc`

D

`1/2sqrt((b-c)^2+(c-a)^2+(a-b)^2)`

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The correct Answer is:

A

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