
八年級數學-三角形邊角關係

Quiz
•
Mathematics
•
8th Grade
•
Hard
蔡佩旻 蔡佩旻
Used 117+ times
FREE Resource
15 questions
Show all answers
1.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
設三角形的三邊長分別為 4、7、x,則 x 可能的整數值有多少個?
3 個
5 個
7 個
9 個
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
已知△ABC 的三邊長均為整數,且AB=1,AC=14,則可判斷△ABC 為下列何種三角形?
鈍角三角形
直角三角形
等腰三角形
正三角形
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
若 4、9、2x-1 三個線段長可圍成三角形,則下列敘述何者正確?
x>9
3<x<7
6<x<14
5<x<13
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
△ABC 中,∠A=50°,∠B=70°,則△ABC 中哪一個邊長最短?
AB
BC
CA
不一定
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
△ABC 中,∠A=40°,∠B=60°,試比較AB、BC、CA的大小關係為何?
AB>AC>BC
AC>AB>BC
AC>BC>AB
BC>AB>AC
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
等腰三角形的底邊為 14,底邊上的高為 24,求此等腰三角形的周長為多少?
42
48
50
64
7.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
若三角形的三邊長均為整數,其周長為 14,則這樣的三角形有幾個?
1
2
3
4
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