c^2=a^2+b^2
=(2√3+1)^2+(2√3-1)^2
=12+4√3+1+12-4√3+1
=26
c=√26
直角三角形,2个直角边为 a=2倍根号3+1 b=2倍根号3-1 求c斜边,
直角三角形,2个直角边为 a=2倍根号3+1 b=2倍根号3-1 求c斜边,
数学人气：580 ℃时间：2019-12-29 15:58:35
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