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Vector in rectangular form (multiple choice answer)?
The vector v has a magnitude of 25 inches and a direction of 32° , Express this vector in rectangular form.
A) (-13.25, 21.20)
B) (-21.20, -13.25)
C) (13.25, 21.20)
D) (21.20, 13.25)
1 Answer
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- DouglasLv 57 years agoFavorite Answer
y = sin 32 * 25 = 13.25
x = cos 32 * 25 = 21.20
Since 32 degrees is in the first quadrant both numbers have to be positive and since ordered pairs are (x, y) the answer is 21.20, 13.25 --> D
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