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16/9/2024 中五補課

Authored by CHUN THE

Mathematics

12th Grade

Used 1+ times

16/9/2024 中五補課
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7 questions

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1.

MULTIPLE CHOICE QUESTION

2 mins • 1 pt

若一底半徑為 5a cm 及高為 7b cm的直立圓柱體的體積為 525 cm2

則一底半徑為7a cm 及高為 5b cm的直立圓錐體的體積為

175 cm3

245 cm3

490 cm3

735 cm3

2.

MULTIPLE CHOICE QUESTION

2 mins • 1 pt

Media Image

圖形包含八個完全相同的正六邊形。該圖形的反射對稱軸的數目為

2

4

6

8

3.

MULTIPLE CHOICE QUESTION

2 mins • 1 pt

若一正多邊形的內角和為900°,則下列何者正確?

I. 該多邊形的對角線數目為 7

II. 該多邊形的旋轉對稱的折式數目為 7

III. 該多邊形的反射對稱軸的數目為 7

只有 I

只有 II

只有 I 及 III

只有 II 及 III

4.

MULTIPLE CHOICE QUESTION

2 mins • 1 pt

–6

12

–4 或 36

–18 或 2

5.

MULTIPLE CHOICE QUESTION

2 mins • 1 pt

x = 2c

x = 3c

x = c 或 x = 3c

x = 2c 或 x = 4c

6.

MULTIPLE CHOICE QUESTION

2 mins • 1 pt

Media Image

a > 0 及 b > 0

a > 0 及 b < 0

a < 0 及 b > 0

a < 0 及 b < 0

7.

MULTIPLE CHOICE QUESTION

2 mins • 1 pt

該圖像開口向下

該圖像的 x 截距為 3

該圖像的 y 截距為 5

該圖像通過點 (3, 5)

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