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• 如上圖十，桌面上有一顆圓錐形巧克力，O是圓錐頂點，P是底面圓周上一點，底圓周長為2πcm， = 3cm，今有一隻螞蟻由P點出發繞圓錐側面一圈後回到P點，請問：螞蟻走的最短距離是多少 cm？
• ( )下列有關平方根的計算，何者錯誤？(A) ＝ (B) ＝－7(C) ＝0.5 (D)＝70
• 下列何者為一元二次方程式 (x＋4)(x－3)＝0 的解？(4-1)(A) 4和－3 (B) －4和3 (C) －4和－3 (D) 4和3
• 下列何者為一元二次方程式 (x＋3)(x＋5)＝8(x＋5) 的解？(4-1)(A) －5和－5 (B) 5和5 (C) 5和－5 (D) －3和－5
• 下列何者是一元二次方程式？(4-1)(A) －2x＝352 (B) －2x－195＝x2 (C) (x－15)(x＋13) (D) (2x－15)(4x－13)＝8x2－x＋13
• ( ) 若是圓 O 的直徑，P 是同一平面上的一點，若∠APB = 85°，則 P 點在下列哪個位子上？(A) 圓內 (B) 圓上 (C) 圓外 (D) 無法確定
• 若a為正數且方程式  x 2 －2x－a＝0 的兩根均為整數，則a可能為下列哪一數？(3-3)(A) 3×5×7×11 (B) 2×5×7×11 (C) 2×3×7×11 (D) 2×3×5×1
• 若多項式 x 2 ＋mx－12 可分解成兩個一次式的連乘積，則m 不可能為多少？ (3-3) (A) 1 (B) 4 (C) －2 (D) －11
• 因式分解 2x 2 ＋2x－84 的結果為下列何者？ (A)(x + 7)(x - 6) (B)(2x + 7)(x - 12)(C)2(x - 7)(x + 6) (D)2(x + 7)(x
• 因式分解 4x 2 ＋4x－15 的結果為下列何者？(A) (4x＋3)(x－5) (B) (4x＋1)(x－15) (C) (2x－5)(2x＋3) (D) (2x＋5)(2x－3)

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