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Aleksandr-060686 [28]
2 years ago
14

Which of the following vectors are orthogonal to (-1,3)? Check all that apply. A. (1,3) B. (3,1) C. (-6,-2) D. (-2,-3)

Mathematics
1 answer:
Inga [223]2 years ago
5 0
C
( - 6. - 2)
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3. The missing angle is 56°

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3.

We know sum of 3 angles in a triangle is 180°.

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Step-by-step explanation:

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