Trigonometry Quiz
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Questions and Answers

What is the etymology of the word 'trigonometry'?

  • It originates from the Arabic term 'tariq' meaning 'path' and 'nometry' meaning 'study'
  • It is a combination of the Sanskrit words 'tri' meaning 'three' and 'gon' meaning 'angle'
  • It comes from the Latin word 'trigo' meaning 'three' and 'metria' meaning 'measurement'
  • It is derived from the Ancient Greek words for 'triangle' and 'measure' (correct)
  • In which century did trigonometry emerge in the Hellenistic world?

  • 3rd century BC (correct)
  • 5th century BC
  • 1st century AD
  • 2nd century AD
  • In what areas has trigonometry been historically applied?

  • Geodesy, surveying, celestial mechanics, and navigation (correct)
  • Astronomy, astrology, and meteorology
  • Algebra, calculus, and number theory
  • Chemistry, biology, and physics
  • What did Sumerian astronomers use to measure angles?

    <p>They used a division of circles into 360 degrees</p> Signup and view all the answers

    What did the mathematicians in India create related to trigonometry?

    <p>The earliest-known tables of values for trigonometric ratios</p> Signup and view all the answers

    What is the main focus of trigonometry?

    <p>Relationships between angles and ratios of lengths</p> Signup and view all the answers

    What did mathematicians in India create related to trigonometry?

    <p>Earliest-known tables of values for trigonometric ratios</p> Signup and view all the answers

    What is one of the historical applications of trigonometry?

    <p>Geodesy</p> Signup and view all the answers

    What did Sumerian astronomers use to measure angles?

    <p>Division of circles into 360 degrees</p> Signup and view all the answers

    What are trigonometric identities commonly used for?

    <p>Rewriting trigonometrical expressions to simplify or solve equations</p> Signup and view all the answers

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