Application of Trigonometry Quiz/Practice Questions
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A set of multiple-choice questions related to trigonometry. The questions cover topics such as the law of sines, law of cosines, angles of elevation and depression, and circles inscribed in triangles. The questions are designed to test the reader's understanding of basic trigonometric concepts and formulas.
Typology: Exercises
2020/2021
1 / 4
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Application of Trigonometry Quiz/Practice Questions
Application of Trigonometry Quiz/Practice Questions . A triangle which is not right is called (a) acute (b) obtuse (c) oblique (d) none of these b With usual notations — == = £ is called sina sinB siny (a) law of sin (b) law of cosin (c) law of tangent (d) none of these a-b i With usual notations =___2_ is called at+b a+p tan —— (a) law of sin (b) law of cosin (c) law of tangent (d) none of these The law of cosine is (a) b? =c? +a* —2cacosB (b) b? =c? +a? +2cacosB (c) b? =c? —a* —2cacosy (d) b? =c? —a’? —2cacosa If a,b,c are the measure of the sides of a triangle then (a) s=a+b+e @) s=* (c) s=Vat+be+e ge ltare x OF sin— = 2 (s+b\(s+e) i —b)\(s—c) be Ape —a) ®) be @) be ©) te —b)(s—c) @ be a tan— = 2 ® Ac —b)(s—e) ©) if +b\(s+e) © if +b)\(s +e) @ if —b\(s—c) s(s +a) s(s—a) s(s+a) s(s—a) sin 2 2 (s+c)(s +a) (s—e)(s—a) ca s(s—b) © { ca ) { ca ° | G-os-g © | be cos! = 2 (s—a)(s -—5) fe +ay(s+h) pce S(s+e) (a) i ab (b) ab (co) ab (d) Yo