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If, Delta ABC is right angled at C, then...

If, `Delta ABC` is right angled at C, then : `tanAtanB` = ....

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MARVEL PUBLICATION-TRIGONOMETRIC FUNCTIONS-MULTIPLE CHOICE QUESTIONS - PART - A : BUILDING-UP THE BASE
  1. In a DeltaABC, tan A+tan B+tan C =6 and tan A tan B = 2, then the tria...

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  2. If, in Delta ABC, a^(4) + b^(4) + c^(4) = 2a^(2)(b^(2) + c^(2)) then :...

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  3. If, Delta ABC is right angled at C, then : tanAtanB = ....

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  4. In a right of a triangle, the hypotenuse is 2 times the perpendicular....

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  5. Two sides of a triangle are (sqrt(3)+1) and (sqrt(3)-1), and the angle...

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  6. If, in Delta ABC, 3a = b + c then: cot (B/2) cdot cot (C/2) = .....

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  7. If, in Delta ABC, cos A = cos B cdot cos C, then: cot B cdot cot C= ...

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  8. If the altitudes of a Delta are in A.P., then its sdies are in

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  9. If, in Delta ABC, a = 2x, b = 2y and C = 120^(@) then the area of the ...

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  10. If, in Delta ABC, a = 4, b= 5 and C = 6 then /C=....

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  11. If, in Delta ABC, a = 13, b = 14, c = 15, then : sin (A//2) = ....

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  12. If, in Delta ABC, angle C is obstuse, then

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  13. The perimeter of a triangle ABC is saix times the arithmetic mean of ...

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  14. If the area Delta of Delta ABC is given by Delta = a^(2) - (b - c)^(2)...

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  15. Evaluate each of the following: sin^(-1)(sin3) (ii) sin^(-1)(sin4)

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  16. If (3pi)/(2) lexle2pi " then :"sin^(-1) (sinx)= ...

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  17. If 0ltxltpiand x ne(pi)/(2) , " then:" tan^(-1) (tanx)=...

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  18. Principal value of sin^(-1)[sin((5pi)/(6))] is

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  19. Principal value of cos^(-1)[cos((4pi)/(3))] is

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  20. Principal value of cos^(-1)[cos((7pi)/(6))] is

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