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Help me with this position vectors question watch

1. It says that OABCDE is a regular hexagon and that point A is a and point B is b.
its asks me to find the position vectors of C, D and E.

I don't know how to start solving this. Any help?
2. (Original post by chuchubee)
It says that OABCDE is a regular hexagon and that point A is a and point B is b.
its asks me to find the position vectors of C, D and E.

I don't know how to start solving this. Any help?
Well, you want to find the vectors OC, OD and OE in terms of and .
Start by drawing a diagram of the hexagon and labelling everything appropriately.
3. (Original post by chuchubee)
It says that OABCDE is a regular hexagon and that point A is a and point B is b.
its asks me to find the position vectors of C, D and E.

I don't know how to start solving this. Any help?
It may help to remember that a regular hexagon is made up of 6 equilateral triangles

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