Thursday 6 October 2011

Algebraic Vector Addition and Multiplying

Today in class we learned like in math if there is a right triangle with can use trig functions or pythagorean theorem. we received a new formula.



We also refreshed our minds with the SOH CAH TOA and trig functions to solve the question with the dotted line was given to us.
ex. A sail boat sails 230km [E] and then 340km [N]. Determine the boats displacement.
(we drew out wh
at the instructions gave us, then connecting both ends with a dotted line. We measured the dotted line and found it degree, looking similar to this.)












We also learned how to multiply the vectors the solving portions in the exact same. The are just 3 different things.

-Magnitude is K|A|
-Units are in the product of K and A
-Direction is the Direction of A.

Overall we did some notes, couple equations. Mr. Banow was being a jokester and having a good old time.

GBergz360 is next.


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