Mathematics
Junior High
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4-3 特殊四邊形與梯形
149
(C)总
A
D
如本
E
8. 如右圖,梯形ABCD中,AD | BC,若入ABE 面積為15 平方公分,則
ADEC 面積為多少平方公分? ?
15
B.
( (A) 5 (B)
2
B B.
C
(C) 15 (D) 30
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