### Trigonometry Trivia Quiz

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The most ancient subject studied by scholars all over the world is Trignometry. Trigonometry was invented because its need arose in astronomy. Trigonometry is also used in geography and in navigation. The knowledge of trigonometry is used to construct maps. So take this quiz and increase your knowledge about Trignometry.

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#### ** 1. Find tan P-cot R is..... **

#### ** 2. What is the value of tan 45? **

#### ** 3. The value of sin? and cos (90° – ?)..... **

#### ** 4. The value of (tan1° tan2° tan3° ... tan89°) is..... **

#### ** 5. If sin A = 1/2 and cos B = 1/2, then A + B =.... **

#### ** 6. If cos (A + B) = 0, then sin (A – B) is reduced to...... **

#### ** 7. If cos A = 4/5, then tan A =? **

#### ** 8. If sin A + sin2 A = 1, then cos2 A + cos4 A =...... **

#### ** 9. The value of tan30°/cot60° is..... **

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