Answer:
2) 6
4) 9
Step-by-step explanation:
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Thus each angle has a measure of 108° degrees.
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Answer:
c/d = 6
Step-by-step explanation:
Use the second equation.
c - 6d = 0
Add 6d to both sides.
c = 6d
Divide both sides by d.
c/d = 6
Answer:
Because sine can only be positive in quadrant II according to the CAST rule.