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4-3特殊四邊形---習作題型

Authored by Wang Ping

Mathematics

8th Grade

Used 15+ times

4-3特殊四邊形---習作題型
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11 questions

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1.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

平行四邊形ABCD中 AD>AB\overline{AD}>\overline{AB} ,且四個內角的角平分線相交於P、Q、R、S四點,連接此四點,則四邊形PQRS為?圖形

菱形

正方形

箏形

長方形

2.

MULTIPLE CHOICE QUESTION

45 sec • 1 pt

Media Image

菱形ABCD中,對角線相交於O點。若 BC=17\overline{BC}=17 

 AC=16\overline{AC}=16 ,則 BD\overline{BD}  長為多少?

15

30

32

34

3.

MULTIPLE CHOICE QUESTION

45 sec • 1 pt

Media Image

如圖,四邊形ABCD與四邊形AEFG均為正方形,若∠1=35°,則∠2=?度

35

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55

4.

MULTIPLE SELECT QUESTION

45 sec • 1 pt

箏形的對角線具有下列哪些特質?

等長

互相垂直

互相平分

只有一條對角線被平分

2條都是內角的角平分線

5.

MULTIPLE SELECT QUESTION

45 sec • 1 pt

關於長方形對角線的敘述,下列哪些有誤?

等長

互相垂直

互相平分

會把圖形分成4個全等的等腰三角形

是內角的角平分線

6.

MULTIPLE CHOICE QUESTION

45 sec • 1 pt

Media Image

梯形ABCD中 AE=EI=IF=FB\overline{AE}=\overline{EI}=\overline{IF}=\overline{FB} ,   DG=GJ=JH=HC\overline{DG}=\overline{GJ}=\overline{JH}=\overline{HC} 。求 EG+IJ+FH\overline{EG}+\overline{IJ}+\overline{FH}  為多少?

18

27

36

37

7.

MULTIPLE CHOICE QUESTION

2 mins • 1 pt

Media Image

如圖,E為菱形ABCD內部一點,已知△CDE為正三角形,且∠BCD=110°,求∠AEB=?度

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170

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