ù߶˵ѧ֪ʶʲô?

ͻȻʶƤҲһƤֵģbcƤĻν֮ҲӦaƤĻν棬׼ȥ֮͵ʽȻֱûȥ֤ʱѧѾҽˣԺԲ˵óʽSb+Sc=Sa.нԲΣֱ뾶abc,\pi a^2=\pi b^2+\pi c^2


ô

ôô첹˵ôÿԽ񾭷ƷЧȽϲ


,,,,,(ÿ)

˴


...ָйս⽻ʱ,ͼˡ辡?

ñҪһĵġȨͼƬȴһ㣬Ϊ辡ʵҿľǸʾ;òҴô򵥣д֤...


A.Ѿ(ch)B.(pn)C.(p)D.(q)...

C


ҵͷ,Ϸ,,ͷƤɧô... - ٶȱ...

ҵͷƣϷ辣ͷƤɧô... ãȱijЩԪػӪҲǻᷴӦͷġ 飺 עһĵƽʱҪѡʺϵ...


ɼǺƴھȫ - ٶȾ

ll9ּӹgggǹkkkһhhhi¼ӹjjj9qqqһ...zhzhzhcchchchsshshshrrrסζ䣩bֺ㲥bbb...


ԭ,ںܶ״,... - ʱش

ҪйɡҲԷάECBȼΡ顢Ԫߵҩϣʱѯ㡢ֱӡϸ...


ȻֵĶѾ仯,Ŵ黹?Ҫѧ...

ͨ뷢ûѶȵģͨУ bpmf ĸ o ƴʱ o ǰ u ĸ c...ƽǰȰͰ̰^農ҹ¼μѼҼ؆䊯Ħſɼɳɯɴɰ...


ôϰϵͳ?ϵͳص - ٶȾ

һխλʳܽӴ375pxǰ500pxڶխλˮƽ֧ܿǰ625pxǰ750pxխΪʳͨʳѿ״...