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## burhan101 3 years ago Calculate the angle between the vectors

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1. burhan101

|dw:1362181886970:dw|

2. tkhunny

$$\dfrac{\vec{a}\cdot \vec{b}}{|\vec{a}|\cdot |\vec{b}|} = \cos(\theta)$$ where $$\theta$$ is the angle you seek. This shoudl look very familiar.

3. burhan101

thanks !!!

4. zpupster

$$$\dfrac{\vec{a}\cdot \vec{b}}{|\vec{a}|\cdot |\vec{b}|} = \cos(\theta)$$ where $$\theta$$$ can you tell me how to read this, thanks

5. tkhunny

Is your browser not showing the symbols? It's the inner product divided by the product of the magnitudes. Taht is the cosine fo the angle.

6. zpupster

ok it is showing them now thanks

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