Topic
Q:
\( 3 + \operatorname { an } 30 ^ { \circ } - \operatorname { cosec } 60 ^ { \circ } + 5 \cot 45 ^ { \circ } \)
Q:
Determine the angle \( \theta \) which will maximise the moment \( M O \) of the 200 N
force about the shaft axis at \( O \). Also compute \( M O \).
Q:
Suppose that \( \alpha \) and \( \beta \) are angles given as follows: \( \sin \alpha=\frac{12}{13} \) and \( \alpha \) is an angle in quadrant 1.
\( \cos \beta=-\frac{4}{5} \) and \( \beta \) is an angle in quadrant 2. Compute the exact value of \( \sin (\alpha+\beta) \)
Q:
Convert the following angle to minutes and seconds.
\( 0.3^{\circ} \)
Q:
Change to decimal degree equivalents.
\( 13^{\circ} 39^{\prime} 41^{\prime \prime} \)
Q:
\begin{tabular}{l} Change to decimal degree equivalents. \\ \( 13^{\circ} 39^{\prime} 41^{\prime \prime} \) \\ \hline\end{tabular}
Q:
จะได้
ด. กำหนดรูปสามเหลี่ยมมุมฉากดังรูป จงหา \( \sin A, \cos A \) และ \( \tan A \)
14 กั้น
กังนั้น \( \sin A= \)
\( \cos A=\ldots \)
Q:
1. Solve the triangle given \( B=75^{\circ},=2, c=6 \).
2. Solve the triangle given \( c=1, b=4, A=50^{\circ} \).
Q:
1. Completa las igualdades y
Comprieba que lus razanes triyo-
nometricas Son Wenpendientes
del tamuño del trangulo elegid
Q:
14 p. \( \frac{\tan \theta}{\tan ^{2} \theta-1}=\frac{1}{\tan \theta-\cot \theta} \)
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