Knowing the interior angle sum formula is;
180x(n-2)
180x(n-2)=1260 (solve for n here)
180n-360=1260
180n=1260+360
180n=1620
n=1620/180
n=9
Therefore, this polygon has 9 sides.
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Answer:
Independent: g
Dependent: c
The cost of the gas depends on the amount he pumps
Answer:
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A quotient means division, so you can get rid of the third and fourth choices. It says "opposite" so that means negative.
The answer is the second choice: