Practice Trigonometry Questions and Answers
- 2 × Tan 30° / (1 + Tan2 30°) equals:
- If x tan 60° + cos 45° = sec 45° then the value of x2 + 1 is
- If (5sinx - cosx) = 2√2sinx, then find the value of 'tanx'
- (1+sint)/(4-4sint)-(1-sint)/(4+4sint) =?
- if cot x- tan x=7 then what is the value of cot x + tan x=?
- Sec A -Tan A = 1/16 then find the value of cot A =?
- Find the exact value of cos120°
- What is the value of cosec30° sec30°?
- Given that tan(A+B) = √3 and tan(A-B) =1/√3, find the values of A and B.
- If α means +, β means -, ɣ means x, θ means ÷ then 30 θ 10ɣ 5α 10β20 is
- If √3 tan 2θ – 3 = 0, then find the value of tanθ secθ – cosθ where 0 < θ < 90°
- If cot A = 12/5, then the value of (sin A + cos A) × sec A is ________.
- If θ is an acute angle and sin θ + cosec θ = 2, then the value of sin2 θ + cosec2 θ is:
- If tan A = 4/3, 0 ≤ A ≤ 90°, then find the value of sec A.
- which of the following is equal to [(tan θ +secθ -1)/ (tanθ-secθ +1)]
- Simplify (cos13°+sin 13°) /(cos13°-sin13°)
- Simplify (cos20°+sin 20°) /(cos20°-sin20°)
- If (sinx + siny) = a and (cosx + cosy) = b, then find the value of (sinx siny + cosx cosy). [A] (a²+b²-2)/ 2 [B] (a2-b2-2)/ 2 [C] (a²+b²-1)/ 2 [D](a²+...
- If sin x + cos x = √2 sin x, then the value of sin x - cos x is:
- If cos² x + sin x = 5/4, then find the value of 'sin x'.
- Simplify: sin 780° sin 480° + cos 120° sin 30°
- If x = r sin A cos B, y = r sin A sin B and z = r cos A, then find x² + y² + z².
- Find the value of sin 30°.
- If tan α = 1/2, tan β = 1/3, then find α + β.
- Simplify: sin (A + B) sin (A - B)
- If √3cosec 2x = 2, then the value of x:
- Find the value of sin265o + sin225o + cos235o + cos255o....
- If sin(3θ) = cos(2θ), then find the value of θ between 0 and 90 degrees.
- Find the value of tan(75°) using the identity for tan(A+B).
- Find the value of sin(θ) if 2sinθ = tanθ, for 0 < θ < 90°.
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