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8 questions
如圖
35°
40°
45°
55°
第一步驟
第二步驟
第三步驟
第四步驟
x>0
x=y
x+y>z
2∠A
180°-∠A
180°+∠A
180°-3∠A
7
4
2
1
第1步驟
第2步驟
第3步驟
完全正確
四邊形ACBD是正方形
4.6
5.4
9.5
9.6
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