3上 1-4 相似三角形的應用

Quiz
•
Mathematics
•
9th Grade
•
Medium
康軒數位 康軒數位
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10 questions
Show all answers
1.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
△ABC面積為△ADE面積的2倍
△ABC周長為△ADE周長的2倍
2.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
△ABE面積:△AED面積=3:2
△AED面積:△BEC面積=4:9
△BEC的面積是18平方公分
3.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
3.9
4
4.2
4.4
4.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
270
300
360
390
5.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
sin A
cos B
tan A
tan B
6.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
12
10
8
6
7.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
10
15
20
25
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