Tuyệt đỉnh KungFu

Tuyệt đỉnh KungFu

8th Grade

10 Qs

quiz-placeholder

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Tuyệt đỉnh KungFu

Tuyệt đỉnh KungFu

Assessment

Quiz

Mathematics

8th Grade

Hard

CCSS
HSG.SRT.A.2, HSG.CO.C.10

Standards-aligned

Created by

Bui Tuan

Used 60+ times

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10 questions

Show all answers

1.

MULTIPLE CHOICE QUESTION

5 sec • 1 pt

Trường hợp nào là trường hợp đồng dạng của hai tam giác đã học?

Góc - Cạnh - Góc

Cạnh - Cạnh

Cạnh - Góc - Cạnh

Cạnh - Cạnh - Góc

2.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

 Cho tam giác ABC và tam giác DEF có:
 ABDF=ACDE=BCFE\frac{AB}{DF}=\frac{AC}{DE}=\frac{BC}{FE}  thì :

 ΔABC ΔDEF\Delta ABC\ \sim\Delta DEF  

 ΔABC ΔEDF\Delta ABC\ \sim\Delta EDF  

 ΔABCΔDFE\Delta ABC\sim\Delta DFE  

 ΔABCΔEFD\Delta ABC\sim\Delta EFD  

3.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

Cho tam giác ABC có AB= 12cm, AC = 18cm, BC = 27cm. Điểm D thuộc cạnh BC sao cho CD =12cm. Tính độ dài AD

12 cm

6 cm

10 cm

8 cm

4.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

Nếu tam giác EFG và tam giác MNP có :

EFMN=EGNP=FGMP Δ EFG ΔMNP\frac{EF}{MN}=\frac{EG}{NP}=\frac{FG}{MP}\ \Longrightarrow\ \Delta\ EFG\ \sim\Delta MNP

EFMP=EGMN=FGNPΔEFG ΔMNP\frac{EF}{MP}=\frac{EG}{MN}=\frac{FG}{NP}\Longrightarrow\Delta EFG\ \sim\Delta MNP

EFMN=EGMP=FGNPΔEFG ΔMNP\frac{EF}{MN}=\frac{EG}{MP}=\frac{FG}{NP}\Longrightarrow\Delta EFG\ \sim\Delta MNP

EFNP=EGMP=FGMNΔEFGΔMNP\frac{EF}{NP}=\frac{EG}{MP}=\frac{FG}{MN}\Longrightarrow\Delta EFG\sim\Delta MNP

Tags

CCSS.HSG.SRT.A.2

5.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

Cho hình thang vuông ABCD (góc A = góc D =  90o90^o   ) có AB = 16cm, CD = 25cm, BD = 20cm. Tam giác ABD đồng dạng với tam giác nào sau đây?

Tam giác CBD

Tam giác BCD

Tam giác BDC

Tam giác DCB

6.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

Khẳng định nào sau đây là sai?

ΔABC =ΔABCΔABC ΔABC\Delta ABC\ =\Delta A'B'C'\Longrightarrow\Delta ABC\ \sim\Delta A'B'C'

ABAB=BCBCΔABCΔABC\frac{AB}{A'B'}=\frac{BC}{B'C'}\Longrightarrow\Delta ABC\sim\Delta A'B'C'

ΔABC ΔABCSΔABC=SΔABC\Delta ABC\ \sim\Delta A'B'C'\Longrightarrow S_{\Delta ABC}=S_{\Delta A'B'C'}

7.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

Media Image

1 CẶP

2 CẶP

3 CẶP

4 CẶP

Tags

CCSS.HSG.CO.C.10

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