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The Origins and Principles of Trigonometry

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The Origins and Principles of Trigonometry

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Questions and Answers

What is trigonometry?

Trigonometry is a branch of mathematics concerned with relationships between angles and ratios of lengths.

When did trigonometry emerge?

Trigonometry emerged in the Hellenistic world during the 3rd century BC.

What did the Greeks focus on in trigonometry?

The Greeks focused on the calculation of chords.

What did mathematicians in India create?

Mathematicians in India created the earliest-known tables of values for trigonometric ratios. Signup and view all the answers

In what areas has trigonometry been applied throughout history?

Trigonometry has been applied in areas such as geodesy, surveying, celestial mechanics, and navigation. Signup and view all the answers

What is a unit of measurement?

A unit of measurement is a definite magnitude of a quantity, defined and adopted by convention or by law, that is used as a standard for measurement of the same kind of quantity. Signup and view all the answers

What is the metre?

The metre (symbol m) is a unit of length that represents a definite predetermined length. Signup and view all the answers

How is a length expressed using a unit of measurement?

A length is expressed as a multiple of the unit of measurement. Signup and view all the answers

What is the International System of Units (SI)?

The International System of Units (SI) is a global standard that is the modern form of the metric system. Signup and view all the answers

Why are weights and measures often subject to governmental regulation?

Weights and measures are regulated to ensure fairness and transparency in trade. Signup and view all the answers