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平行四边形、菱形、矩形练习题 - 百度文库

Դû ʱ䣺2025/9/19 2:36:08 loading ƪĵֻ
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һѡ⣨12֣ÿ4֣

1ξжһƽıβеǣ

A Խ B Ա CԽ DԽ߻ƽ 2Уξжβһе( ) AԱƽ BԽ߻ƽ

CڽǺ͵Ǻ DÿһԽֱ߶ĶԳ

3εԽɵĶ۽120㣬һԽߵijΪ2,ôεܳΪ A6

B5.8

C21+3

D5.2

⣨24֣ÿ4֣

4֪һεΪ83 MԽߵıΪ13 ζ̵ĶԽ߳Ϊ_________

5ֱбϵĸ߷ֱ5cm6cmΪ____________ 6RtABC,бABϵ߳Ϊ3,AC+BC+AB= ______________________ 7εһԽɵ֮Ϊ54ĸڽǶΪ

________

8MΪABCDıADе,PΪBCһ,PEMC,PFMB,ABAD__________ʱ,ıPEMFǾΡ

9ͼ,ڵ,ֱΪ49,ӰֵΪ ___

4

9 1

2

2

2

2

14

⣨64֣ÿ16֣

10ͼƽıABCDУECDе㣬ABEǵȱΣ֤ıABCDǾΡ

11֪ͼABCDУEABе㣬DEABAE=2

󣺣1ABCĶ 2ԽACBDij 3ABCD

12֪ͼڡABCDУOΪABе㣬ҡAOD=BOC֤ABCDǾΣ

0DCAOB13֪ABCDУACBDཻO㣬BDC=30,εܳΪ20ףε.

A 2

BOCD

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