Trigonometry Quiz: Angle Addition And Subtraction

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  • 1/10 Questions

    If tan(A + B) = √3 and tan(A – B) = 1/√3 ; 0° < A + B ≤ 90°; A > B,Then B =

    • 10 degree
    • 12 degree
    • 15 degree
    • 20 degree
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About This Quiz

Trigonometry is one of the most studied branches of mathematics. Are you ready for a trigonometry quiz? We have one here for you. As we all know, trigonometry is known as a math branch that focuses on the study of relationships between side lengths as well as angles of triangles. This quiz has angle addition and subtraction questions and answers for your practice. Let's see how well you perform with them. All the best.

Trigonometry Quiz: Angle Addition And Subtraction - Quiz

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  • 2. 

    ________ = SinA.CosB - CosA.SinB

    • Sin (A -B)

    • Sin (A +B)

    • Cos (A -B) 

    • None of these

    Rate this question:

  • 3. 

    If tan(A + B) = √3 and tan(A – B) = 1/√3 ; 0° < A + B ≤ 90°; A > B,Then A =

    • 45 degree

    • 48 degree

    • 50 degree

    • 55 degree

    Rate this question:

  • 4. 

    Cos (A+B) =

    • SinA.CosB - CosA.SinB

    • CosA.CosB - SinA.SinB

    • SinA.CosB + CosA.SinB

    • None of these

    Rate this question:

  • 5. 

    If sin 3A = cos (A – 26°), where 3A is an acute angle,A =

    • 29 degree

    • 31 degree

    • 43 degree

    • 77 degree

    Rate this question:

  • 6. 

    (√6 - √2)/4 =

    • Sin 20 degree

    • Sin 55 degree

    • Sin 12 degree

    • Sin 15 degree

    Rate this question:

  • 7. 

    Sin B = -5/13, where π<A<3π/2 ,B =

    • -14/13

    • -14/12

    • -12/13

    • -11/13

    Rate this question:

  • 8. 

    Cos 105° =

    • (√2 - √6)/4

    • (√2 + √6)/4

    • (√2 + √5)/4

    • (√3 + √6)/4

    Rate this question:

  • 9. 

    Given cos A = -4/5, where π/2<A<π, A =

    • 4/5

    • 3/5

    • 2/3

    • -2/3

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  • 10. 

    A = -4/5, where π/2<A<π ,Tan A =

    • 5/4

    • -3/6

    • -3/5

    • -3/4

    Rate this question:

Quiz Review Timeline (Updated): Aug 16, 2023 +

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  • Current Version
  • Aug 16, 2023
    Quiz Edited by
    ProProfs Editorial Team
  • Oct 28, 2022
    Quiz Created by
    Keith Foster
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