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Published on: 27/08/2019
Trigonometry
Download Tamil Nadu 10th Standard Maths question papers, model tests, one-mark questions, important questions, and public exam papers in PDF format. Free study materials and answer keys for TN State Board students.
Questions + Answers key
Take MCQ Maths Test1.
If ∆ABC is right angled at C, then the value of cos (A + B) is ___________
0
1
\(\frac{1}{2}\)
\(\frac{\sqrt{3}}{2}\)
2.
3.
4.
If cos (∝ - β) =, then sin (∝ - β) can be reduced to ___________
cos β
cos 2β
sin ∝
sin 2∝
5.
6.
If sin A = \(\frac{1}{2}\), then the value of cot A is ___________
\(\sqrt{3}\)
\(\frac{1}{\sqrt{3}}\)
\(\frac{\sqrt{3}}{2}\)
1
7.
a cot \(\theta \) + b cosec\(\theta \) = p and b cot \(\theta \) + a cosec\(\theta \) = q then p2- q2 is equal to
a2 - b2
b2 - a2
a2 + b2
b - a
8.
(1 + tan \(\theta \) + sec\(\theta \)) (1 + cot\(\theta \) - cosec\(\theta \)) is equal to
0
1
2
-1
9.
If sin \(\theta \) + cos\(\theta \) = a and sec \(\theta \) + cosec \(\theta \) = b, then the value of b(a2 - 1) is equal to
2a
3a
0
2ab
10.
The value of \(si{ n }^{ 2 }\theta +\frac { 1 }{ 1+ta{ n }^{ 2 }\theta } \) is equal to
\(ta{ n }^{ 2 }\theta \)
1
\(cot^{ 2 }\theta \)
0
1.
(a)
0
2.
(c)
3.
(b)
4.
(a)
cos β
5.
(c)
6.
(a)
\(\sqrt{3}\)
7.
(b)
b2 - a2
8.
(c)
2
9.
(a)
2a
10.
(b)
1
10th Standard Syllabus & Materials
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Tamilnadu Stateboard 10th Standard Subjects
Tamilnadu Stateboard Standards
