Question

» What is Trigonometry ?

» Who invented Venn diagram ?​

Answer 1

Answer:

1. Trigonometry, the branch of mathematics concerned with specific functions of angles and their application to calculations. There are six functions of an angle commonly used in trigonometry. Their names and abbreviations are sine (sin), cosine (cos), tangent (tan), cotangent (cot), secant (sec), and cosecant (csc).

2. John Venn, (born August 4, 1834, Kingston upon Hull, England—died April 4, 1923, Cambridge), English logician and philosopher best known as the inventor of diagrams—known as Venn diagrams—for representing categorical propositions and testing the validity of categorical syllogisms.

Answer 2

Answer:

- What is Trigonometry?

» Trigonometry, the branch of mathematics concerned with specific functions of angles and their application to calculations. There are six functions of an angle commonly used in trigonometry. Their names and abbreviations are sine (sin), cosine (cos), tangent (tan), cotangent (cot), secant (sec), and cosecant (csc).

- Who invented Venn diagram?

» John Venn, (born August 4, 1834, Kingston upon Hull, England—died April 4, 1923, Cambridge), English logician and philosopher best known as the inventor of diagrams—known as Venn diagrams—for representing categorical propositions and testing the validity of categorical syllogisms.

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