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Basics of Trigonometry


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Q.1 : What is the ratio of the side opposite to an acute angle of a right triangle to its hypotenuse?
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Q.2 : What is the ratio of the side adjacent to an acute angle of a right triangle to its hypotenuse?
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Q.3 : What is the ratio of the side opposite to an acute angle of a right triangle to the side adjacent to it?
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Q.4 : What is the reciprocal of sine?
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Q.5 : What is the reciprocal of cosine?
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Q.6 : What is the reciprocal of tangent?
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Q.7 : What is the value of sin sqr theta + cos sqr theta?
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Q.8 : What is the value of 1 + tan sqr theta?
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Q.9 : What is the value of 1 + cot sqr theta?
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Q.10 : What is the value of sin(90)?
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