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平行四边形ABCD的边BC长10cm 直角三角形BCE的直角边EC长8cm 已知阴影必三角形EFG大10cm2平行四边形ABCD多
cm?
人气:366 ℃ 时间:2019-08-19 17:00:20
解答
The side BC in Parallolugram ABCD is 10CM,the side EC in right angled triangle BCE is 8CM,and the 面积(measurement)?长度(length)?of the shade part has been given
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