学新建校一个长5m,宽4m的长方形花坛,运来8m的花土铺在花坛中,可以铺多厚
\u5b66\u6821\u5efa\u4e86\u4e24\u4e2a\u540c\u6837\u5927\u5c0f\u7684\u5706\u67f1\u5f62\u82b1\u575b\uff0e\u82b1\u575b\u7684\u5e95\u9762\u5185\u76f4\u5f84\u4e3a4m\uff0c\u9ad8\u4e3a0.8m\uff0e\u5982\u679c\u91cc\u9762\u586b\u571f\u7684\u9ad8\u5ea6\u662f0.5m\uff0c\u4e24\u4e2a\u82b13.14\u00d7\uff084\u00f72\uff092\u00d70.5\u00d72=12.56\u00d70.5\u00d72=12.56\uff08\u7acb\u65b9\u7c73\uff09\uff1b\u7b54\uff1a\u4e24\u4e2a\u82b1\u575b\u4e2d\u5171\u9700\u8981\u586b\u571f12.56\u65b9\uff0e
2x4x3.14/0.5=25.12/0.5=10\u68f5
题写错了吧??运来的到底是多少?把单位看仔细!!!!呵呵8除以5除以4=0.4m
????????8*5*4?
绛旓細琛ㄩ潰绉=(5脳4+5脳3+4脳3)脳2 =(20+15+12)脳2 =94m²搴曢潰绉=5脳4 =20m²
绛旓細闀5m,瀹4m,楂1.5m鐨勯暱鏂瑰舰妫遍暱鎬诲拰鏄紙42m锛夛紝琛ㄩ潰绉槸锛67m²锛夛紝浣撶Н鏄紙30m³锛夛紝鍗犲湴闈㈢Н鏄紙20m²锛
绛旓細浣犲ソ 5绫崇瓑浜500鍘樼背 4绫崇瓑浜400鍘樼背 鍗婂緞25鍘樼背鑺辩泦鐩村緞鏄50鍘樼背銆備竴鎺掑彲鎽嗗灏 500梅50锛10涓 鎽嗗灏戞帓 400梅50锛8鎺 10脳8锛80鐩
绛旓細鏈澶ф埅闈㈢Н锛5脳4锛20锛堝钩鏂圭背锛夎〃闈㈢Н锛氾紙5脳4锛5脳3锛4脳3锛壝2 锛濓紙20锛15锛12锛壝2 锛47脳2 锛94锛堝钩鏂圭背锛
绛旓細5脳2.5脳2+4脳2.5脳2 =25+20 =45骞虫柟绫 涓鍏辫娑45骞虫柟绫
绛旓細灏辨槸杩欎釜鏍峰瓙
绛旓細澶氫簡鍥涗釜闈 5脳4脳4=80骞虫柟绫
绛旓細瑙o細5脳4=20锛堝钩鏂圭背锛夛紝绛旓細杩欎釜姘存睜鐨勫崰鍦伴潰绉槸20骞虫柟绫筹紟鏁呴夛細A锛
绛旓細60
绛旓細(4*5*6/3)鐨勫紑绔嬫柟锛屽嵆40鐨勫紑绔嬫柟銆