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\quotes_language english \papercolumns 1 \papersides 1 \paperpagestyle default \tracking_changes false \output_changes false \author "" \author "" \end_header \begin_body \begin_layout Title Special Values of Trigonometric Functions \end_layout \begin_layout Author CHSN Review Project \end_layout \begin_layout Standard \noindent \align center \begin_inset Tabular \begin_inset Text \begin_layout Plain Layout \end_layout \end_inset \begin_inset Text \begin_layout Plain Layout \begin_inset Formula $30^{\circ}$ \end_inset \end_layout \end_inset \begin_inset Text \begin_layout Plain Layout \begin_inset Formula $60^{\circ}$ \end_inset \end_layout \end_inset \begin_inset Text \begin_layout Plain Layout \begin_inset Formula $45^{\circ}$ \end_inset \end_layout \end_inset \begin_inset Text \begin_layout Plain Layout \begin_inset Formula $0^{\circ}$ \end_inset \end_layout \end_inset \begin_inset Text \begin_layout Plain Layout \begin_inset Formula $90^{\circ}$ \end_inset \end_layout \end_inset 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Text \begin_layout Plain Layout \begin_inset Formula $0$ \end_inset \end_layout \end_inset \begin_inset Text \begin_layout Plain Layout \begin_inset Formula $\tan$ \end_inset \end_layout \end_inset \begin_inset Text \begin_layout Plain Layout \begin_inset Formula ${\displaystyle \frac{\sqrt{3}}{3}}$ \end_inset \end_layout \end_inset \begin_inset Text \begin_layout Plain Layout \begin_inset Formula $\sqrt{3}$ \end_inset \end_layout \end_inset \begin_inset Text \begin_layout Plain Layout \begin_inset Formula $1$ \end_inset \end_layout \end_inset \begin_inset Text \begin_layout Plain Layout \begin_inset Formula $0$ \end_inset \end_layout \end_inset \begin_inset Text \begin_layout Plain Layout undefined \end_layout \end_inset \begin_inset Text \begin_layout Plain Layout \begin_inset Formula $0$ \end_inset \end_layout \end_inset \begin_inset Text \begin_layout Plain Layout undefined \end_layout \end_inset \begin_inset Text \begin_layout Plain Layout \begin_inset Formula $\cot$ \end_inset 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Text \begin_layout Plain Layout \begin_inset Formula $2$ \end_inset \end_layout \end_inset \begin_inset Text \begin_layout Plain Layout \begin_inset Formula $\sqrt{2}$ \end_inset \end_layout \end_inset \begin_inset Text \begin_layout Plain Layout \begin_inset Formula $1$ \end_inset \end_layout \end_inset \begin_inset Text \begin_layout Plain Layout undefined \end_layout \end_inset \begin_inset Text \begin_layout Plain Layout \begin_inset Formula $-1$ \end_inset \end_layout \end_inset \begin_inset Text \begin_layout Plain Layout undefined \end_layout \end_inset \begin_inset Text \begin_layout Plain Layout \begin_inset Formula $\csc$ \end_inset \end_layout \end_inset \begin_inset Text \begin_layout Plain Layout \begin_inset Formula $2$ \end_inset \end_layout \end_inset \begin_inset Text \begin_layout Plain Layout \begin_inset Formula ${\displaystyle \frac{2\sqrt{3}}{3}}$ \end_inset \end_layout \end_inset \begin_inset Text \begin_layout Plain Layout \begin_inset Formula $\sqrt{2}$ \end_inset \end_layout \end_inset \begin_inset Text \begin_layout Plain Layout undefined \end_layout \end_inset \begin_inset Text \begin_layout Plain Layout \begin_inset Formula $1$ \end_inset \end_layout \end_inset \begin_inset Text \begin_layout Plain Layout undefined \end_layout \end_inset \begin_inset Text \begin_layout Plain Layout \begin_inset Formula $-1$ \end_inset \end_layout \end_inset \end_inset \end_layout \begin_layout Section* \SpecialChar \textcompwordmark{} \end_layout \begin_layout Standard This review guide was written by Dara Adib. \end_layout \begin_layout Standard This review guide and other review material are developed by the CHSN Review Project. \end_layout \begin_layout Standard Copyright © 2008-2009 Dara Adib. This is a freely licensed work, as explained in the Definition of Free Cultural Works ( \begin_inset Flex URL status collapsed \begin_layout Plain Layout freedomdefined.org \end_layout \end_inset ). It is licensed under the Creative Commons Attribution-Share Alike 3.0 United States License. To view a copy of this license, visit \begin_inset Flex URL status collapsed \begin_layout Plain Layout http://creativecommons.org/licenses/by-sa/3.0/us/ \end_layout \end_inset or send a letter to Creative Commons, 171 Second Street, Suite 300, San Francisco, California, 94105, USA. \end_layout \begin_layout Standard This review guide is provided \begin_inset Quotes eld \end_inset as is \begin_inset Quotes erd \end_inset without warranty of any kind, either expressed or implied. You should not assume that this review guide is error-free or that it will be suitable for the particular purpose which you have in mind when using it. In no event shall the CHSN Review Project be liable for any special, incidental , indirect or consequential damages of any kind, or any damages whatsoever, including, without limitation, those resulting from loss of use, data or profits, whether or not advised of the possibility of damage, and on any theory of liability, arising out of or in connection with the use or performanc e of this review guide or other documents which are referenced by or linked to in this review guide. \end_layout \begin_layout Standard \begin_inset ERT status collapsed \begin_layout Plain Layout \backslash thispagestyle{empty} \end_layout \end_inset \end_layout \end_body \end_document