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Math : Trigonometry
Practice Exercise for Trigonometry Module 2 :
Trigonometric Functions & Identities


In each of the following questions, consider a right-angled triangle ABC with the right angle at B.

Formats Worksheet / Test Paper Quiz Review
Multiple choice

Your Performance  

1.

The value of [1 + sin 60o + sin2 30o + sin2 60o + sin4 45o] [cos 30o − sin 60o] is

  1 / 2

  12 / 13

  13 / 12

  0

  1

  Half-n-half Clue
 

2.

(sin A + cos A)2 − 2 sin A cos A =

  sin2 A − cos2 A

  1

  tan A

  2

  0

  Half-n-half Clue
 

3.

sin2 A − sec2 A + cos2 A + tan2 A =

  0

  1

  cot A

  cosec A

  cosec 2A

  Half-n-half Clue
 

4.

sin (90oA) / cos (90oA) =

  cot (90oA)

  tan A

  1

  cot A

  cosec A

  Half-n-half Clue
 

5.

The value of tan 60o cos 30o − sin 60o tan 30o is

  1 / 2

  2

  0

  3 / 2

  1

  Half-n-half Clue
 

6.

sin4 A − cos4 A =

  sin2 A − cos2 A

  tan2 A

  1

  cos2 A − sin2 A

  0

  Half-n-half Clue
 

7.

cos (90oA) / sin (90oA) =

  tan (90oA)

  1

  tan A

  cot A

  sec (90oA)

  Half-n-half Clue
 


 
5 more pages in Trigonometry


Related Link(s)
  • Trigonometry Module 2 : Trigonometric Functions and Identities
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