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Answer:
Step-by-step explanation:
Add or subtract multiples of 360° to find coterminal angles.
<u>Positive</u>
75° +360° = 435°
75° +2×360° = 795°
<u>Negative</u>
75° -360° = -285°
75° -2×360° = -645°
6.7
Here, we can apply cosine law,
We the plug in values:
and solve that CB is around 6.7
last one
3 1/2
answer is last one