问题
填空题
△ABC中，a、b、c分别∠A、∠B、∠C所对的边长，且满足条件c=2，b=2，△ABC面积的最大值为______．
答案
因为△ABC中，a、b、c分别∠A、∠B、∠C所对的边长，且满足条件c=2，b=2，
S△ABC=
×b×csinA=2sinA≤2，1 2
当A=90°时取等号，三角形的面积最大．
故答案为：2．
搜题请搜索小程序“爱下问搜题”
△ABC中，a、b、c分别∠A、∠B、∠C所对的边长，且满足条件c=2，b=2，△ABC面积的最大值为______．
因为△ABC中，a、b、c分别∠A、∠B、∠C所对的边长，且满足条件c=2，b=2，
S△ABC=
×b×csinA=2sinA≤2，1 2
当A=90°时取等号，三角形的面积最大．
故答案为：2．
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