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Trigonometric Ratios (Quiz)

Authored by Charles Lam

Other

8th - 9th Grade

Used 13+ times

Trigonometric Ratios (Quiz)
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10 questions

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1.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

Media Image

 sinθ= ?\sin\theta=\ ?  

 75\frac{7}{5}  

 57\frac{5}{7}  

 72\frac{7}{2}  

 27\frac{2}{7}  

2.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

Media Image

 cosθ=?\cos\theta=?  

 1517\frac{15}{17}  

 817\frac{8}{17}  

 815\frac{8}{15}  

 158\frac{15}{8}  

3.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

Media Image

在圖中,以下哪條關於AB的方程是正確的?

 sin30°=AB4 cm\sin30\degree=\frac{AB}{4\ cm}  

 sin30°=4 cmAB\sin30\degree=\frac{4\ cm}{AB}  

 cos30°=AB4 cm\cos30\degree=\frac{AB}{4\ cm}  

 cos30°=4 cmAB\cos30\degree=\frac{4\ cm}{AB}  

4.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

Media Image

在圖中,以下哪條關於AB的方程是正確的?

sin60°=AB8 m\sin60\degree=\frac{AB}{8\ m}

cos60°=8 mAB\cos60\degree=\frac{8\ m}{AB}

tan60°=AB8 m\tan60\degree=\frac{AB}{8\ m}

tan60°=8 mAB\tan60\degree=\frac{8\ m}{AB}

5.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

使用計算機求 1sin29°\frac{1}{\sin29\degree} 的值。

(答案須準確至三位有效數字)

0.48

0.485

2.06

2.062

6.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

使用計算機求 tan65°2\tan65\degree-2 的值。

(答案須準確至三位有效數字)

0.145

0.1445

1.96

1.963

7.

MULTIPLE CHOICE QUESTION

45 sec • 1 pt

 cosθ=37\cos\theta=\frac{3}{7}  
 θ=?\theta=?  
(答案須準確至三位有效數字)

 0.999°0.999\degree  

 1.00°1.00\degree  

 64.6°64.6\degree  

 64.7°64.7\degree  

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