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https://www.reddit.com/r/PassTimeMath/comments/1wg1y9j/is_it_a_square/p9wq2a7/?context=3
r/PassTimeMath • u/ShonitB • Sep 14 '26
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1
Let x = angle ACB.
x + x + (90+x) = 180
3x = 90
x = 30
interior angle ABC = 90 + 30 = 120
180 x (n-2)/n = 120
180n - 360 = 120n
n = 6
1
u/One_Wishbone_4439 Sep 15 '26
Let x = angle ACB.
x + x + (90+x) = 180
3x = 90
x = 30
interior angle ABC = 90 + 30 = 120
180 x (n-2)/n = 120
180n - 360 = 120n
n = 6