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805的4-2隨堂測驗(0608)

Authored by 鄭宇清 鄭宇清

Mathematics

8th Grade

Used 5+ times

805的4-2隨堂測驗(0608)
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10 questions

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1.

MULTIPLE SELECT QUESTION

1 min • 1 pt

下列哪一組角度可能是平行四邊形的四個內角度數?(角度沒有依序排列)

50°,130°,60°,120°

50°,130°,30°,150°

60°,120°,120°,60°

60°,80°,120°,100°

2.

MULTIPLE SELECT QUESTION

1 min • 1 pt

舒華用小棍子來當做平行四邊形的四個邊長,請問下列哪一組棍長『依順時針連接』起來,『無法』組成平行四邊形?

5,5,6,6

1,4,1,4

8,8,8,8

5,1,5,1

3.

MULTIPLE SELECT QUESTION

3 mins • 1 pt

【多選題】阿光用色紙剪了不同的四邊形,並將它們的四個內角依序寫在下面;塔史亮利用木棍排了一些不同的四邊形,並將它們的邊長依序寫在下面,則哪些四邊形是平行四邊形?

90°,90°,90°,90°

65°,115°,115°,65°

6cm,6cm,5cm,5cm

5cm,8cm,5cm,8cm

80°,100°,80°,100°

4.

MULTIPLE SELECT QUESTION

1 min • 1 pt

將下列各組對角線的端點連接後,哪一組會形成平行四邊形?

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5.

MULTIPLE SELECT QUESTION

2 mins • 1 pt

下面哪一個圖形一定是平行四邊形?

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6.

MULTIPLE SELECT QUESTION

2 mins • 1 pt

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如圖是彩虹貓尺規作圖的痕跡,已知 \overline{AD}  BC\overline{BC}  ,試問下列關於四邊形ABCD『兩對角線』的敘述,何者正確?

兩對角線互相垂直

兩對角線互相垂直且平分

兩對角線互相平分

兩對角線長度相等

7.

FILL IN THE BLANK QUESTION

2 mins • 1 pt

【填充題】四邊形ABCD中,O為兩對角線的交點,且兩對角線互相平分。若△COD的面積為6平方公分,則四邊形ABCD的面積為________平方公分。

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