一个等腰直角三角形,一条最长边是12米,另外两条边是
一个等腰直角三角形,一条最长边是12米,另外两条边是
数学人气:848 ℃时间:2020-04-12 03:48:30
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做一个等腰直角三角形ABC,∠C=90度,做AC边上的高,等腰三角形三线合一,12/2=6,∴另外两条边的长度为6
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