11. If θ be a positive acute angle satisfying cos2θ + cos4θ = 1, then the value of tan2θ + tan4θ is?
12. If $${\text{tan}}\theta = \frac{4}{3}{\text{,}}$$ then the value of $$\frac{{3\sin \theta + 2{\text{cos}}\theta }}{{3\sin \theta - 2{\text{cos}}\theta }}$$ is?
13. The simplified value of (secA - cosA)2 + (cosecA - sinA)2 - (cotA - tanA)2
14. The angles of a triangle are (x + 5)°, (2x - 3)° and (3x + 4)°. Then the value of x is?
15. The expression $$\frac{{\tan {{57}^ \circ } + \cot {{37}^ \circ }}}{{\tan {{33}^ \circ } + \cot {{53}^ \circ }}}$$ is equal to?
16. The value of $$\frac{{\cot {{30}^ \circ } - \cot {{75}^ \circ }}}{{\tan {{15}^ \circ } - \tan {{60}^ \circ }}}$$ is?
17. If $${\text{se}}{{\text{c}}^2}\theta + {\text{ta}}{{\text{n}}^2}\theta = \frac{7}{{12}}{\text{,}}$$ then $${\text{se}}{{\text{c}}^4}\theta $$ - $${\text{ta}}{{\text{n}}^4}\theta $$ = ?
18. The numerical value of $$\frac{5}{{{\text{se}}{{\text{c}}^2}\theta }}$$ + $$\frac{2}{{1 + {\text{co}}{{\text{t}}^2}\theta }}$$ + $${\text{3}}{\sin ^2}\theta $$ is?
19. The numerical value of $$\left( {\frac{1}{{\cos \theta }} + \frac{1}{{\cot \theta }}} \right)$$ $$\left( {\frac{1}{{\cos \theta }} - \frac{1}{{\cot \theta }}} \right)$$ is?
20. The value of cos1° cos2° cos3° ............. cos177° cos178° cos179° is?
Read More Section(Trigonometry)
Each Section contains maximum 100 MCQs question on Trigonometry. To get more questions visit other sections.