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畢氏定理的應用

Authored by Mr. Hau侯老師

Mathematics

7th - 8th Grade

Used 13+ times

畢氏定理的應用
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10 questions

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1.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

小明從起點向東行6km,再向北行8km到達終點,求起點與終點的距離。

7km

10km

12km

14km

2.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

Media Image

一梯子斜靠在一直立牆壁上。若梯腳與牆壁之間的距離為3m,及梯子的頂端與地面之間的鉛垂與地面之間的鉛垂距離1.6m,求該梯子的長度。

4.6m

1.4m

3.4m

4m

3.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

Media Image

圖中的繩子連接直立牆壁及地面上的釘子,該繩子長25m。求釘子與牆壁底部之間的距離。

18m

24m

20m

32m

4.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

某手錶的時針及分針的長度分別15mm及20mm。若現在為三時正,求兩針的尖端之間的距離。

25mm

35mm

5mm

23mm

5.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

一長方形的長和闊分別為5cm及12cm。若在紙上畫出一條最長的直線,求該直線的長度。

17cm

12cm

15cm

13cm

6.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

一個正方形的對角線長10cm,求該正方形的面積

5cm2

25cm2

50cm2

100cm2

7.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

Media Image

圖中,兩塔尖的水平距離為36m,兩塔尖相距42m,若矮塔高20m,求高塔的高度。(答案準確至一位小數。)

26.0m

21.6m

41.6m

55.3m

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