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S3 Trigonometry Functions Part 1 Flashcards | StudBud
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S3 Trigonometry Functions Part 1
\operatorname{cosec}45\degree=
\tan400\degreeis positive
S3 Trigonometry Functions Part 1
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Answers
1
\tan400\degreeis positive
True
False
2
\operatorname{cosec}45\degree=
\frac{1}{\sqrt{2}}
\frac{\sqrt{2}}{2}
\frac{\sqrt{3}}{2}
\sqrt{2}
3
\sin60\degree=
\frac{\sqrt{3}}{2}
\frac{\sqrt{2}}{2}
\sqrt{3}
\frac{1}{2}
4
\tan30\degree=
\frac{1}{2}
\sqrt{3}
\frac{\sqrt{3}}{3}
\frac{\sqrt{3}}{2}
5
\sin120\degreeis positive
True
False
6
\cos240\degreeis positive
False
True
7
\sec30\degree=
\frac{\sqrt{3}}{2}
\sqrt{2}
\frac{2}{\sqrt{3}}
2
8
\tan x=\frac{1}{\cot x}
True
False
9
\sin\left(-x\right)=-\sin x
True
False
10
\operatorname{cosec}x=\frac{1}{\cos x}
False
True
11
\cos\left(-x\right)=-\cos x
True
False
