PMC 2014-15 Q6

Author:Arthur Lee, Anthony OR 柯志明

The area of the square (which consists of 3 triangles) is 8 cm^2. The triangles can be rearranged by dragging the red dots to make a rectangle. What will be the perimeter of that rectangle?

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長方體平面投影 (Codex版)
兩組對邊相等和有直角的四邊形
Nested spiral octagon
國旗 (作圖步驟直接餵給 Claude)
判斷球體

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gct-a01-jc095v2-27 三角形中線
指數與對數
冥函数
Area of rectangle_Question F
銳角、直角和鈍角

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Equilateral Triangles
Reflection
Combinatorics
Boxplot
Dilation