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怀皇奇688五年级阴影面积图形题
那娅儿13594662512 ______ 8²/2+6²-(8+6)*6/2=32+36-42=26,(8+6)*8/2+6²/2-(8+6)*8/2=18

怀皇奇688求阴影部分面积(小学五年级数学题) -
那娅儿13594662512 ______ 首先先求一个梯形的面积 [6+(8+6)]*8÷2=80 用梯形的面积-两个三角形的面积 (8+6)*5÷2=35 6*(8-5)÷2=9 80-35-9=36

怀皇奇688求阴影面积(不要复杂,要五年级的小学生看得懂,达到要求就加分!) -
那娅儿13594662512 ______ 这道题我来帮你把.5*2=10cm(两个边的长度)10-6=4cm(阴影部分的底边长度)4*5÷2=10cm²(三角形的面积公式=底*高÷2)

怀皇奇688求下面图形中阴影部分的面积(单位:厘米)五年级
那娅儿13594662512 ______ 三角形面积=(5+5)*(5+5)÷2=100÷2=50;白色部分面积和是一个半径为5的半圆;半圆面积=3.14*5*5÷2=39.25;所以阴影面积=50-39.25=10.75;如果本题有什么不明白可以追问,如果满意记得采纳如果有其他问题请采纳本题后另发点击向我求助,答题不易,请谅解,谢谢.祝学习进步

怀皇奇688五年级数学求阴影部分面积 -
那娅儿13594662512 ______ 题目标示不是太明确,本人理解为:这5m为梯形底边,3m为下面小三角形的高. 则阴影面积为:2*(0.5*5*5-0.5*5*3)=25-15=10平方米

怀皇奇688求六年级数学题阴影面积 -
那娅儿13594662512 ______ 1,看不明白.2,阴影面积=正方形面积-1/4圆面积=6*6-1/4*6*6*3.14.3,三角形ABC面积=1/2平行四边形面积=50 三角形ABC是等腰直径三角形,且其高是圆半径,底边是圆直径. ...

怀皇奇688求阴影部分面积5年级题目下
那娅儿13594662512 ______ 8²+1/2*10²-1/2*8*(8+10)=42

怀皇奇688求三角形阴影部分的面积?小学五年级奥数题,求大神帮助~ -
那娅儿13594662512 ______ 这个应该不会问各是多少吧,应该是直接求总的阴影面积连接DF,那么DEF和AEF是一样的故ABF的面积=BDF的面积而BDF的面积是CDF的3倍,故阴影占整个...

怀皇奇688为什么,一道小学五年级的数学题.求阴影部分面积.,哪一题是15 -
那娅儿13594662512 ______ S阴影=(上底+下底)*高÷2=(12+30)*15÷2=315

怀皇奇688五年级数学寒假作业第44页第一题 求阴影部分的面积 北大师版 -
那娅儿13594662512 ______ 梯形高=3*4/5=2.4.梯形面积=7*2.4/2=8.4阴影的面积=8.4-3*4/2=2.4(面积单位)