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January 29, 2015

January 29, 2015

Posted by **John** on Sunday, April 18, 2010 at 7:51pm.

- math -
**Reiny**, Sunday, April 18, 2010 at 8:58pmin your notes or in your textbook, I am sure you will find the following two formulas

for any two vectors a and b

1. a•b = |a||b|cosØ where Ø is the angle between them

2. The projection of a onto b is a•b/|b|

sub in the values and go for it.

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