Question

In an Argand plane, the area in square units of the triangle formed by the points (1+i), (1-i), 2i is:

Answer 1

I think the answer should be i square units. But my book says its 1/2 square units.

Answer 2

@ujjwal - do you really mean that you think the answer is "i square units", or did you mean "one square unit"?

Answer 3

I mean i square units..

Answer 4

how?

Answer 5

Area= 1/2 \(\times\) base \(\times\) height= 1/2 \(\times\) 2i \(\times\) 1=i