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secondary 4 | E Maths
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Determine the projection vector v in the direction of the unit vector u as shown. My question is, why does the angle add to be 30+90=120 degrees? Why isn't it 45+30=75 degrees?
Date Posted: 7 years ago
Views: 687
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done
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clear
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I got 75 as well
Date Posted:
7 years ago
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