math pls answer it~ thanks

S.S.

2008-04-01 5:41 am

please copy the websites and stick it into the line

pls answer it~

thanks

更新1:

http://us.f6.yahoofs.com/hkblog/B__DOT___jXwiWFxwOdSguIQ--_1/blog/20080331085621296.jpg?ib_____DbkCgFISu and http://us.f6.yahoofs.com/hkblog/B__DOT___jXwiWFxwOdSguIQ--_1/blog/20080331085701502.jpg?ib_____D1OFa_aVj

回答 (1)

hlyung

2008-04-01 6:04 am

✔ 最佳答案

1. 4 shapes, the upper 2 and the lower 2.
2. 14(pi)/7(pi)X100%=200%

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