Trigonometry (NDA (National Defence Academy) Mathematics): Questions 1  6 of 70
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Question number: 1
» Trigonometry » Trigonometrical Ratios
Question
The angle of elevation of the tip of a flag staff from a point due south of its base is . What is the height of the flagstaff corrects to the nearest meter.
Choices
Choice (4)  Response  

a. 


b. 


c. 


d. 


Question number: 2
» Trigonometry » Trigonometric Identities Sum and Difference Formulae
Question
What is equal to? Where,
Choices
Choice (4)  Response  

a. 


b.  1 

c.  2 

d. 


Question number: 3
» Trigonometry » Angles and Their Measures in Degrees and in Radians
Question
From the top of a building of height meter, the angle of depression of an object on the ground is . What is the distance (in meter) of the object from the foot of the building?
Choices
Choice (4)  Response  

a.  0 

b.  30 

c.  45 

d.  15 

Question number: 4
» Trigonometry » Angles and Their Measures in Degrees and in Radians
Appeared in Year: 2012
Question
If are two angle of a triangle, then what is the third angle?
Choices
Choice (4)  Response  

a. 


b. 


c. 


d. 


Question number: 5
» Trigonometry » Angles and Their Measures in Degrees and in Radians
Question
What is the value of ?
Choices
Choice (4)  Response  

a. 


b.  22/65 

c. 


d. 


Question number: 6
» Trigonometry » Angles and Their Measures in Degrees and in Radians
Question
If are two angles of a triangle, then what is the third angle?
Choices
Choice (4)  Response  

a. 


b. 


c. 


d.  0 
