Extend lines to get triangle ABC. Let x=ABC area. The entire green area plus ABC is
S=2*6+2*12 =x +8+6+12
X= 10.
Answer = 6*x = 60
Extend lines to get triangle ABC. Let x=ABC area. The entire green area plus ABC is
S=2*6+2*12 =x +8+6+12
X= 10.
Answer = 6*x = 60
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這個超級牛!
-got66-
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(24 bytes)
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05/19/2026 postreply
17:08:54
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還可以簡潔一點:)))
-askerfor-
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(167 bytes)
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05/19/2026 postreply
18:56:02
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更上一層樓:-)
-monseigneur-
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05/19/2026 postreply
20:22:20
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這個不好
-got66-
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05/20/2026 postreply
04:56:55
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大道至簡。原來藏在角落裏。估計出題人看到會瘋掉…
-askerfor-
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(161 bytes)
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05/20/2026 postreply
06:11:56
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記住這個解法
-got66-
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(191 bytes)
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05/20/2026 postreply
10:01:58
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wonderful, no idea of this answer at all
-皋誠-
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05/22/2026 postreply
23:36:51
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