A regular polygon has n sides and interior angles on 160°
1 answer:
Answer:
I was right after all. 175°
Step-by-step explanation:
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C
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B
Step-by-step explanation:
x(2x + 3)
Expand the brackets.
x(2x)+x(3)
Multiply the terms.
2x² + 3x
The answer is 2x² + 3x.