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CBSE - XII Science - Mathematics

How can i find the area of figures  using vector product  plz suggest me formula  and conditions  where  to use

Asked by rsdhirendra 7th March 2017, 6:06 PM
Answered by Expert


Hi Dhirendra,

To do so, you should understand the geometrical interpretation of Vector product.



Error converting from MathML to accessible text.



This is the case for a parallelogram.

Using this, we can achieve the formulas for area of a triangle.

We space know space that space the space area space of space the space triangles space formed space by space the space diagonals space of space straight a space parallelogram space equals 1 half area space of space straight a space parallelogram
So comma space area space of space straight a space triangle equals 1 half open vertical bar straight b cross times straight c close vertical bar space

Answered by Expert 7th March 2017, 7:00 PM

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