81. If $$\cot \theta = 4{\text{,}}$$ then the value of $$\frac{{5\sin \theta + 3\cos \theta }}{{5\sin \theta - 3\cos \theta }}$$ is?
82. The value of cos220° + cos270° is?
83. If rsinθ = 1, rcosθ = $$\sqrt 3 {\text{,}}$$ then the value of r2tanθ is?
84. If secθ + tanθ = m(>1), then the value of sinθ is (0° < θ < 90°)
85. The expression of $$\frac{{\cot \theta + \operatorname{cosec} \theta - 1}}{{\cot \theta + \operatorname{cosec} \theta + 1}}$$ is equal to?
86. If secA + tanA = a, then the value of cosA is?
87. If sinP + cosecP = 2, then the value of sin7P + cosec7P is?
88. The value of the expression 2(sin6θ + cos6θ) - 3(sin4θ + cos4θ) + 1 is?
89. If $${\text{cos}}\theta = \frac{{{x^2} - {y^2}}}{{{x^2} + {y^2}}}$$ then the value of$${\text{cot}}\theta $$ is equal to $$\left[ {{\text{if }}{0^ \circ } \leqslant \theta \leqslant {{90}^ \circ }} \right]$$
90. If x = cosecθ - sinθ and y = secθ - cosθ, then the relation between x and y is?
Read More Section(Trigonometry)
Each Section contains maximum 100 MCQs question on Trigonometry. To get more questions visit other sections.