# Dot productHTML5

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## Summary

Click and drag the arrow of a vector to modify its coordinates. The dot product is automatically calculated.
It gives information on the relative orientation of the vectors A and B. A negative dot product means that A and B point away from each other. a positive dot product means they point in the same direction. In case of orthogonality, the dot product is equal to zero.

Click and drag the arrow of a vector to modify its coordinates.

## Learning goals

• To illustrate the geometrical meaning of the dot product.