
九上3-2重心Q1
Authored by Enina Wang
Mathematics
6th - 8th Grade
Used 4+ times

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8 questions
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1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
∆的重心是由何種會交會而成?
中線
中垂線
角平分線
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
△ABC的三中線 AD 、 BE 、 CF 相交於G點,若 AD =15、 BE =12、 CF =18,求AG多少?
15
10
5
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
△ABC的三中線 AD 、 BE 、 CF 相交於G點,若 AD =12、 BE =9、 CF =15,請問GD+GE=??
7
14
9
8
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
△ABC的三中線 AD 、 BE 、 CF 相交於G點,若 AD =30、 BE =45、 CF =57,請問GF+AG=??
25
29
39
34
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
如圖,△ABC的三中線 AD 、 BE 、 CF 相交於G點,若AG=10、BG=8、CG=12,請問GD=??
15
5
12
6
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
△ABC中,G為其重心,已知△ABC的面積為30,請問△BDG??
30
10
15
5
7.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
如圖,△ABC中G為其重心,則△AGB占△ABC的幾分之幾??
1
1/6
1/3
1/12
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