一个圆柱形水池,水池内壁和地面都要镶上瓷砖，水池底面直径6m,水池深1.2m，镶瓷砖的面积是多少平方米 一个圆柱形水池，水池内壁和底面都要镶上瓷砖，水池底面直径6米...
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3.14X3X3 + 3.14X6X1.2=28.26+22.608=50.868\u5e73\u7c73\u3002
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\uff081\uff09\u6c34\u6c60\u7684\u5360\u5730\u9762\u79ef\uff1a3.14\u00d7\uff086\u00f72\uff09 2 =28.26\uff08\u5e73\u65b9\u7c73\uff09\uff1b\uff082\uff09\u6c34\u6c60\u7684\u4fa7\u9762\u79ef\uff1a3.14\u00d76\u00d71.2=22.608\uff08\u5e73\u65b9\u7c73\uff09\uff0c\u6c34\u6c60\u7684\u5e95\u9762\u79ef\uff1a3.14\u00d7\uff086\u00f72\uff09 2 =28.26\uff08\u5e73\u65b9\u7c73\uff09\uff0c\u8d34\u74f7\u7816\u7684\u9762\u79ef\uff1a22.608+28.26=50.868\uff08\u5e73\u65b9\u7c73\uff09\uff1b\uff083\uff09\u6c34\u6c60\u7684\u5bb9\u79ef\uff1a3.14\u00d7\uff086\u00f72\uff09 2 \u00d71.2\uff0c=3.14\u00d79\u00d71.2\uff0c=33.912\uff08\u7acb\u65b9\u7c73\uff09\uff0c=33912\uff08\u5347\uff09\uff1b\u7b54\uff1a\u8fd9\u4e2a\u6c34\u6c60\u7684\u5360\u5730\u9762\u79ef\u662f28.26\u5e73\u65b9\u7c73\uff0c\u9576\u74f7\u7816\u7684\u9762\u79ef\u662f50.868\u5e73\u65b9\u7c73\uff0c\u80fd\u88c533912\u5347\u6c34\uff0e
水池底面积=3.14×（6/2）²=28.26m²水池侧面积=3.14×6×1.2=22.608m²
镶瓷砖的面积=28.26+22.608=50.868m²
镶瓷砖的面积=水池侧面积+水池底面积
(1)水池侧面积=3.14×6×1.2=22.608m²
(2)水池底面积=3.14×（6÷2）²=28.26m²
(3)镶瓷砖的面积=28.26+22.608=50.868m²
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绛旓細涓涓渾鏌卞舰姘存睜锛屾按姹犲唴澹佸拰搴曢儴閮介暥涓婄摲鐮栵紝姘存睜鍐呴儴搴曢潰鍛ㄩ暱25.12m锛屾睜娣1.2m锛屽簳闈㈠崐寰=25.12梅2梅3.14=4绫筹紝闀剁摲鐮栫殑闈㈢Н=2脳3.14脳4脳1.2锛3.14脳4脳4锛80.384骞虫柟绫筹紝绛旓細闀剁摲鐮栫殑闈㈢Н鏄80.384骞虫柟绫筹紝
绛旓細浣犲ソ锛涘簳闈㈢Н=3.14脳锛6梅2锛²=28.26锛堝钩鏂圭背锛変晶闈㈢Н=3.14脳6脳1.2=22.608锛堝钩鏂圭背锛夐暥鐡风爾鐨勯潰绉=22.608+28.26=50.868锛堝钩鏂圭背锛
绛旓細杩欎釜鍏跺疄涓婃槸姹傝〃闈㈢Н 渚ч潰绉=搴曢潰鍛ㄩ暱*楂 =3.14*鐩村緞*楂 =3.14*6*1.2 =22.608骞虫柟绫 鍦嗘煴姘存睜鐨勮〃闈㈢Н=渚ч潰绉+搴曢潰绉(杩欓噷瑕佹眰閾哄簳,娌℃湁鐩,鎵浠ュ簳闈㈢Н鍙湁涓涓)=22.608+3.14*6/2*6/2 =22.608+3.14*9 =22.608+28.26 =50.868骞虫柟绫 ...
绛旓細涔熷氨鏄涓涓渚ч潰鍔犱笂涓涓簳闈㈢Н 鍗婂緞:6/2=3绫 搴曢潰绉細3.14*3*3=28.26骞虫柟绫 渚ч潰绉:3.14*2*3*1.2=59.1576骞虫柟绫 琛ㄩ潰绉;28.26+59.1576=87.4176骞虫柟绫
绛旓細姹犵殑搴曢潰绉=3.14脳锛6/2锛塣2 =3.14脳9 =28.26锛堝钩鏂圭背锛夋睜鐨勪晶闈㈢Н=3.14脳6脳1.2 =22.608锛堝钩鏂圭背锛夐暥鐡风爾鐨勯潰绉=28.26+22.608 =50.868锛堝钩鏂圭背锛
绛旓細5.5*5.5*3.14+5.5*2*3.14*1.8 =94.985+62.172 =157.157骞虫柟绫
绛旓細鍗婂緞=6梅2=3绫 楂=1.2绫 璐寸摲鐮栭潰绉 =搴曢潰绉+渚ч潰绉 =3.14脳3脳3+3.14脳6脳1.2 =50.868骞虫柟绫 ~涓鍒绘案杩523涓轰綘瑙ｇ瓟锛岀浣犲涔犺繘姝~~濡傛灉浣犺鍙垜鐨勫洖绛旓紝璇峰強鏃剁偣鍑汇愰噰绾充负婊℃剰鍥炵瓟銆戞寜閽畘~鎵嬫満鎻愰棶鑰呭湪瀹㈡埛绔笂璇勪环鐐光滄弧鎰忊濆嵆鍙瘇~~浣犵殑閲囩撼鏄垜鍓嶈繘鐨勫姩鍔泘~~濡傝繕鏈夋柊鐨勯棶棰...
绛旓細姹犲簳闈㈢Н锛3.14*9 鍐呭闈㈢Н锛3.14*6*1.2 鍔犺捣鏉ユ槸50.868骞虫柟绫
绛旓細姹犵殑搴曢潰绉=3.14脳锛6/2锛塣2 =3.14脳9 =28.26锛堝钩鏂圭背锛夋睜鐨勪晶闈㈢Н=3.14脳6脳1.2 =22.608锛堝钩鏂圭背锛夐暥鐡风爾鐨勯潰绉=28.26+22.608 =50.868锛堝钩鏂圭背锛夋湁甯姪璇风偣濂借瘎鎴栬呴噰绾 绁濅綘鏂扮殑涓瀛︽湡瀛︿範杩涙锛
绛旓細6/2 =3 (3^2)*3.14=28.26 6*3.14*1.2=22.608 28.26+22.608=50.868 绛旓細闀剁摲鐮栫殑闈㈢Н鏄50.868骞虫柟绫.
