5 Questions
Which civilization created the earliest-known tables of values for trigonometric ratios?
Indians
What is the etymological origin of the word 'trigonometry'?
Latin origin, meaning 'measurement of triangles'
What did Sumerian astronomers use for angle measure?
Degrees
What application areas have historically utilized trigonometry?
Geodesy, surveying, celestial mechanics, and navigation
What are trigonometric identities commonly used for?
Rewriting trigonometrical expressions and solving equations
Study Notes
Trigonometry History and Basics
- The Babylonians created the earliest-known tables of values for trigonometric ratios.
Etymology of Trigonometry
- The word 'trigonometry' originates from the Greek words 'tri' meaning three, 'gon' meaning angle, and 'metry' meaning measure.
Early Astronomy
- Sumerian astronomers used a sexagesimal (base-60) system for angle measure, which is why we have 360 degrees in a circle and 60 minutes in an hour.
Applications of Trigonometry
- Trigonometry has historically been utilized in:
- Navigation
- Physics
- Engineering
- Computer Science
Trigonometric Identities
- Trigonometric identities are commonly used for:
- Solving triangular problems
- Simplifying complex expressions
Test your knowledge of trigonometry with this quiz! Explore the relationships between angles and ratios of lengths, and learn about the historical origins of this mathematical field. Perfect for students and enthusiasts of mathematics.
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