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• 下列選項中，哪一個一定是線對稱圖形？(A)銳角三角形 (B)直角三角形(C)鈍角三角形 (D)等腰直角三角形
• 關於二次函數y＝－2(x－1)2＋2圖形的敘述，下列何者錯 誤？(A) 其圖形的對稱軸為x＝－1 (B) 其圖形的頂點坐標為(1 , 2)(C) 其圖形的開口向下 (D) 其圖形為一拋物線
• （ ）在△ABC與△DEF中，若 ，再加上下列哪一個條件後，可使△ABC △DEF？(A)∠A=∠D (B) ∠B= ∠D (C) ∠C=∠F(D) ∠B=∠E
• 3化簡二元一次式(x＋2y－5)－(3x－y＋7)＝？(A)－2x＋3y－12 (B) －2x＋y＋2 (C) －2x＋3y＋2 (D) 2x＋3y－12
• ( )兩直角三角形在下列何種情況下不一定全等？(A)兩股對應相等 (B) 兩銳角對應相等 (C) 一銳角及斜邊對應相等 (D) 一股及斜邊對應相等
• 下列何者為二元一次方程式？(A)3x－2y (B) 2x－3y＝5 (C) x＋5＝0 (D) 5x＋3y＋8
• 甲箱內有 4 顆球，顏色分別為紅、黃、綠、藍；乙箱內有 3 顆球，顏色分別為紅、黃、黑。小賴打算同時從甲、乙兩個箱子中各抽出一顆球，若同一箱中每球被抽出的機會相等，則小賴抽出的兩顆球顏色相同的機
• 有四個二次函數y＝xy＝　 xy＝－x y＝－ x2，如右圖所示，則標示為B的是哪一個二次函數的圖形？ (A) y＝x2 (B) y＝ x2 (C) y＝－x2 (D) y＝－　 x
• 右杰想在△ABC 中找到一點 P，使 P 點到 的兩端距離相等，且 P 到∠B 的兩邊距離相等，則下列尺規作圖的痕跡何者正確？(A) (B) (C) (D)
• ( )下表為某班成績的次數分配表。已知全班共有 38 人，且眾數為 50 分，中位數為 60 分，求 之值為何？ (A)33 (B) 50 (C) 65 (D) 71。

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