lekepius3715
18.02.2021 •
Mathematics
Question 4 20 pts The measure of an interior angle of a regular polygon is 120°. Find the number of sides.
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Ответ:
6
Step-by-step explanation:
180(n-2) / n = 120
180n - 360 / n = 120
180n - 120n = 360
60n = 360
n = 6
Ответ: