問題詳情
8.一直角三角形的斜邊長為20公分，兩股差為4公分，則此直角三角形的面積為？
(A)86
(B)90
(C)96
(D)100
(A)86
(B)90
(C)96
(D)100
參考答案
無參考答案
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