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Parameshvara's Contributions to Trigonometry

Parameshvara (c. 1380-1460) was an Indian mathematician and astronomer from Kerala who made pioneering contributions to trigonometry. This quiz covers his work on sine tables and various trigonometric calculation methods.

5 Questions Published
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Questions

Question 1 Multiple Choice (Single Answer)

What is Parameshvara most famous for?

  1. His work on the sine table
  2. His work on the cosine table
  3. His work on the tangent table
  4. His work on the cotangent table
Question 2 Multiple Choice (Single Answer)

What is the sine table?

  1. A table of values for the sine function
  2. A table of values for the cosine function
  3. A table of values for the tangent function
  4. A table of values for the cotangent function
Question 3 Multiple Choice (Single Answer)

How was the sine table used?

  1. To calculate the values of the sine function
  2. To calculate the values of the cosine function
  3. To calculate the values of the tangent function
  4. To calculate the values of the cotangent function
Question 4 Multiple Choice (Single Answer)

What was the significance of Parameshvara's work on the sine table?

  1. It allowed for more accurate calculations of angles
  2. It allowed for more accurate calculations of distances
  3. It allowed for more accurate calculations of areas
  4. It allowed for more accurate calculations of volumes
Question 5 Multiple Choice (Single Answer)

In addition to his work on the sine table, what other contributions did Parameshvara make to trigonometry?

  1. He developed a method for calculating the sine of an angle from the sine of its half-angle
  2. He developed a method for calculating the cosine of an angle from the sine of its half-angle
  3. He developed a method for calculating the tangent of an angle from the sine and cosine of its half-angle
  4. All of the above
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