下图阴影部分的面积占甲圆面积的5/2，占乙圆面积的3/1，甲、乙两圆的面积的比是多少？
\u4e0b\u9762\u9634\u5f71\u90e8\u5206\u7684\u9762\u79ef\u662f\u7532\u5706\u76842/5\uff0c\u5360\u4e59\u5706\u76841/4\u7532\u4e59\u4e24\u5706\u7684\u9762\u79ef\u6bd4\u662f\u591a\u5c11\u8bbe\u9634\u5f71\u90e8\u5206\u4e3a\u5355\u4f4d1\uff0c\u7532\u9634\u5f71\u90e8\u5206\u4e3a\u4e8c\u5206\u4e4b\u4e94\uff0c\u4e59\u9634\u5f71\u90e8\u5206\u4e3a3\uff0c\u6bd4\u4e3a5\uff1a6
\u628a\u9634\u5f71\u90e8\u5206\u7684\u9762\u79ef\u770b\u4f5c1
1\u00f72/5\uff1d5/2\uff0c\u7532\u5706\u7684\u9762\u79ef
1\u00f71/3\uff1d3\uff0c\u4e59\u5706\u7684\u9762\u79ef
\u7532\u4e59\u4e24\u5706\u7684\u9762\u79ef\u6bd4\u662f\uff1a5/2\u22363\uff1d5\u22366
绛旓細鎮ㄥソ锛氫箼鍦鏄鐢鍥殑 1/6梅1/5=5/6 绌虹櫧姣 锛1x5/6锛:锛5/6x4/5锛=5/6:2/3=5:4 濡傛灉鏈鏈変粈涔堜笉鏄庣櫧鍙互杩介棶锛岃鍙婃椂鐐瑰嚮鍙充笅瑙掔殑銆愰噰绾充负婊℃剰鍥炵瓟銆戞寜閽 濡傛灉鏈夊叾浠栭棶棰樿閲囩撼鏈鍚庡彟鍙戠偣鍑诲悜鎴戞眰鍔╋紝绛旈涓嶆槗锛岃璋呰В锛岃阿璋
绛旓細璁闃村奖闈㈢Н涓1,閭ｄ箞鐢鐨勯潰绉鏄6,涔欑殑闈㈢Н鏄4,鍥犳涔欏渾鐨勯潰绉槸鐢插渾鐨4/6
绛旓細鐢叉槸5涓闃村奖闈㈢Н 涔欐槸4涓槾褰遍潰绉 闈㈢Н姣 5:4
绛旓細涔鍦嗛潰绉鏄鐢插渾鐨13鍒嗕箣8.璁＄畻鍔炴硶鏄細2/13闄や互1/4绛変簬8/13
绛旓細浣犲ソ锛佽В锛氬崰鍏ㄩ儴鐨50%锛堟垨1/2).鎶婂乏杈圭殑鍦嗗姬闃村奖绉诲埌鍙︿竴杈规濂藉拰鍙宠竟鐨勯槾褰辩粍鎴愪竴涓笁瑙掑舰锛屾濂芥槸骞宠鍥涜竟褰㈢殑涓鍗娿佸鏋滄湰棰樻湁浠涔堜笉鏄庣櫧鍙互杩介棶锛屽鏋滄弧鎰忚鐐瑰嚮鍙充笂瑙掑ソ璇勫苟鈥滈噰绾充负婊℃剰鍥炵瓟鈥濆鏋滄湁鍏朵粬闂璇烽噰绾虫湰棰樺悗锛屽彟澶栧彂骞剁偣鍑绘垜鐨勫ご鍍忓悜鎴戞眰鍔╋紝绛旈涓嶆槗锛岃璋呰В锛岃阿璋傦紝 浣犵殑...
绛旓細浣犲ソ 璁闃村奖閮ㄥ垎闈㈢Н涓篨锛屽垯澶у渾闈㈢Н涓5X锛屽皬鍦嗛潰绉负7/3X 澶у渾闈㈢Н锛氬皬鍦嗛潰绉=5X锛7/3X=15锛7 澶у渾闈㈢Н涓庡皬鍦嗛潰绉箣姣旀槸15锛7 銆愭暟瀛﹁緟瀵煎洟銆戜负鎮ㄨВ绛旓紝涓嶇悊瑙ｈ杩介棶锛岀悊瑙ｈ鍙婃椂閫変负婊℃剰鍥炵瓟锛(*^__^*)璋㈣阿锛
绛旓細鎮ㄥソ锛屽瘨妯辨殩鏆栦负浣犺В绛旓細20脳20%=4骞虫柟鍘樼背 閭ｄ箞闃村奖閮ㄥ垎鐨勯潰绉涓篲銆4骞虫柟鍘樼背銆戝鏋滀綘璁ゅ彲鎴戠殑鍥炵瓟锛岃鍙婃椂鐐瑰嚮銆愰噰绾充负婊℃剰鍥炵瓟銆戞寜閽紝锛堟垨鍦ㄥ鎴风鍙充笂瑙掕瘎浠风偣銆愭弧鎰忋戯級浣犵殑閲囩撼锛屾槸鎴戝墠杩涚殑鍔ㄥ姏! 涔熶細缁欎綘甯﹀幓璐㈠瘜鍊肩殑銆傚鏈変笉鏄庣櫧锛屽彲浠ヨ拷闂紝鐩村埌瀹屾垚寮勬噦姝ら!閲囩撼浜嗭紝鎴戝彲浠ャ愬啀甯綘...
绛旓細璁鐢插渾鐨勯潰绉负x锛屼箼鍦嗙殑闈㈢Н涓簓锛屼笝鍦嗙殑闈㈢Н涓簔锛屽垯鐢插渾鍐闃村奖閮ㄥ垎鐨勯潰绉 1 3 x锛屼箼鍦嗗唴闃村奖閮ㄥ垎鐨勯潰绉槸 1 2 y锛屼笝鍦嗗唴闃村奖閮ㄥ垎鐨勯潰绉槸 1 4 z锛 1 3 x+ 1 2 y= 1 4 z锛屽嵆4x+6y=3z锛岋紙1锛墄+y= 3 5 z锛...
绛旓細鎶闃村奖閮ㄥ垎闈㈢Н鐪嬪仛鈥1鈥濓紝鍒欙細鍦嗛潰绉=6锛涢暱鏂瑰舰闈㈢Н=5 涓夎褰腑闃村奖閮ㄥ垎闈㈢Н=5脳1/4=4/5 涓夎褰㈤潰绉=4/5梅1/9=36/5 鍦嗐侀暱鏂瑰舰銆佷笁瑙掑舰鐨勯潰绉涔嬫瘮=6:5:36/5=30:25:36
绛旓細鍗1/4 鍥犱负澶栭儴鍦嗙幆闃村奖鍗鎬诲渾鐜殑1/4锛屽皬鍦嗗唴闃村奖鍗犲皬鍦闈㈢Н鐨1/4锛屾墍浠ュ崰1/4 濡傛灉浣犲杩欎釜绛旀鏈変粈涔堢枒闂紝璇疯拷闂紝鍙﹀濡傛灉浣犺寰楁垜鐨勫洖绛斿浣犳湁鎵甯姪锛岃鍗冧竾鍒繕璁伴噰绾冲摕锛
