MathematicsTrigonometry (NTSE Stage1 (StateLevel) ScholasticAptitude & Language Comprehension): Questions 41  45 of 51
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Question number: 41
» Mathematics » Trigonometry
Question
From the top of a pillar of height the angles of elevation and depression of the top and bottom of another pillar are and , respectively. The height of the second pillar (in m) is:
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Choice (4)  Response  

a. 


b. 


c. 


d. 


Question number: 42
» Mathematics » Trigonometry
Question
If the midpoints of the sides of a triangle are and , the coordinates of the centroid of the triangle is
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Choice (4)  Response  

a. 


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c. 


d. 


Question number: 43
» Mathematics » Trigonometry
Question
If sin then 3 B is equal to
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Choice (4)  Response  

a.  0 

b. 


c. 


d.  1 

Question number: 44
» Mathematics » Trigonometry
Question
CD is a direct common tangent to two circles intersecting each other at A and B. Then, is equal to
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Choice (4)  Response  

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c. 


d. 


Question number: 45
» Mathematics » Trigonometry
Question
In a right angled , right angled at B, if P and Q are points on the sides AB and AC respectively, then which of the given option is correct?
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Choice (4)  Response  

a. 


b. 


c. 


d. 

