2. 如下圖所示,T形面積之形心位置為何?5d6490af2c2e4.jpg
(A)\( \bar{x} \) = 2.8 cm,\( \bar{y} \) = 5.2 cm
(B)\( \bar{x} \) = 5.2 cm,\( \bar{y} \) = 4 cm
(C)\( \bar{x} \) = 3.2 cm,\( \bar{y} \) = 4.8 cm
(D)\( \bar{x} \) = 4.8 cm,\( \bar{y} \) = 3.2 cm

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統計: A(2), B(61), C(2), D(0), E(0) #2057194

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