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F.3 CH12 三角學的應用 Quiz

Authored by 蕭宇倫先生 Xiao Alan

Mathematics

9th - 12th Grade

F.3 CH12 三角學的應用 Quiz
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29 questions

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1.

FILL IN THE BLANKS QUESTION

1 min • 1 pt

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一隻蝸牛沿着傾斜的筆直樹枝往上爬行了37cm,牠所爬行的鉛垂距離是12cm。求牠所爬行的水平距離。

(a)  

2.

FILL IN THE BLANKS QUESTION

1 min • 1 pt

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一隻蝸牛沿着傾斜的筆直樹枝往上爬行了37cm,牠所爬行的鉛垂距離是12cm。求該樹枝的斜率,答案以 1n\frac{1}{n} 的形式表示,其中n須準確至最接近的整數。(分數線以/表示。)

(a)  

3.

FILL IN THE BLANKS QUESTION

1 min • 1 pt

某斜路的傾角是 3.8°3.8\degree ,求該斜路的斜率,答案以1:n的形式表示,其中n須準確至最接近的整數。

(a)  

4.

FILL IN THE BLANKS QUESTION

1 min • 1 pt

圖中的路標表示某道路的斜率是1:8。若該道路的傾角是 θ\theta ,求 θ\theta ,準確至最接近的 0.1°0.1\degree 。

(a)  

5.

FILL IN THE BLANKS QUESTION

1 min • 1 pt

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在圖中,AB和BC代表一項雜技表演所用的兩條直路。已知AB的傾角是 5°5\degree ,ANC成一直線, BN⊥ACBN\perp AC ,BN=1m和AC=20m。求AB的斜率,準確至兩位小數。

(a)  

6.

FILL IN THE BLANKS QUESTION

1 min • 1 pt

Media Image

在圖中,AB和BC代表一項雜技表演所用的兩條直路。已知AB的傾角是5° ,ANC成一直線,BN⊥AC,BN=1m和AC=20m。求BC的斜率,準確至兩位小數。

(a)  

7.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Media Image

在圖中,AB和BC代表一項雜技表演所用的兩條直路。已知AB的傾角是5° ,ANC成一直線,BN⊥AC,BN=1m和AC=20m。求BC的斜率,準確至兩位小數。

AB

BC

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