Questions and Answers
What is the etymological origin of the word 'trigonometry'?
From the Greek words for 'triangle' and 'measure'
In which century did trigonometry emerge in the Hellenistic world?
3rd century BC
What did the mathematicians in India create related to trigonometry?
Earliest-known tables of values for trigonometric ratios
In what areas has trigonometry been historically applied?
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What method did the Sumerian astronomers use for angle measure?
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