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106.27 An interesting application of Ptolemy's inequality

Published online by Cambridge University Press:  22 June 2022

Nguyen Xuan Tho
Nguyen Xuan Tho*
Affiliation:
Hanoi University of Science and Technology, Hanoi, Vietnam e-mail: tho.nguyenxuan1@hust.edu.vn
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Information
The Mathematical Gazette , Volume 106 , Issue 566 , July 2022 , pp. 338 - 340
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Copyright
© The Authors, 2022 Published by Cambridge University Press on behalf of The Mathematical Association

References

Problem 11945, Amer. Math. Monthly., 123, no. 10 (December 2006) p. 1050.Google Scholar
Problem 102.E, Math. Gaz., 102 (July 2018) p. 355.Google Scholar
Ptolemy's inequality, Wikipedia, https://en.wikipedia.org/wiki/Ptolemy%27s_inequalityGoogle Scholar