Angles between diagonals of regular n-gon meeting at a point
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Yoshiaki Araki 荒木義明
@alytile
Find angles a,b ! They are the angles between neighboring three diagonals of a regular 8-gon meeting at a point. 隣り合う3つの「正八角形の対角線」間の角度a,bを求めてください #diagonalangle pic.twitter.com/UymNFdkVjS
2022-01-23 06:17:53
拡大
Yoshiaki Araki 荒木義明
@alytile
Find angles a,b,c ! They are the angles between neighboring four diagonals of a regular 12-gon meeting at a point. 隣り合う4本の「正十二角形の対角線」間の角度a,b,cを求めてください #diagonalangle pic.twitter.com/3K7EqrwCNS
2022-01-23 06:19:14
拡大
Yoshiaki Araki 荒木義明
@alytile
Find angles a,b,c ! They are the angles between neighboring five diagonals of a regular 18-gon meeting at a point. 隣り合う5つの正十八角形の対角線間の角度a,b,cを求めてください pic.twitter.com/xtPwZfOnpp
2022-01-22 21:29:01
拡大
Yoshiaki Araki 荒木義明
@alytile
Find angles a,b,c,d ! They are the angles between neighboring six diagonals of a regular 30-gon meeting at a point. 隣り合う6本の「正三十角形の対角線」間の角度a,b,c,dを求めてください #diagonalangle pic.twitter.com/fDWnI8BExU
2022-01-23 06:20:22
拡大
Yoshiaki Araki 荒木義明
@alytile
Find angles a,b,c,d ! They are the angles between neighboring seven diagonals of a regular 30-gon meeting at a point. 隣り合う7本の「正三十角形の対角線」間の角度a,b,c,dを求めてください #diagonalangle pic.twitter.com/9T3QC9L3j8
2022-01-23 06:20:54
拡大
Yoshiaki Araki 荒木義明
@alytile
Find more angles between neighboring m diagonals of a regular n-gon meeting at a point. (m=3,4,5,6, and 7) #diagonalangle twitter.com/i/events/14849… pic.twitter.com/0NQAtTtrKB
2022-01-23 06:45:29
拡大