一个等腰三角形的低是9.6分米,高是4.这个等腰三角形的面积是9（ ）平方分米.
一个等腰三角形的低是9.6分米,高是4.这个等腰三角形的面积是9（ ）平方分米.
数学人气：422 ℃时间：2019-11-04 04:08:05
优质解答
面积S=9.6×4.5÷2=21.6（平方分米）.
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