英數兩全字詞教學
33 四邊形 Quadrilateral
- square 正方形
- rectangle 長方形 / 矩形
- kite 箏形
- quadrilateral 四邊形
- parallelogram 平行四邊形
- trapezoid 梯形
- diagonal 對角線
- rhombus / rhombi 菱形(單數、複數)
- tessellation / tiling 平面拼貼
- logical inference 邏輯推理
- diagonals intersect at right angles 對角線垂直相交
- One pair of opposite sides are parallel and equal. 一組對邊平行且相等
- Legs of an isosceles trapezoid are congruent. 等腰梯形中不平行的兩邊等長
- Two pairs of adjacent sides are equal. 兩組鄰邊相等
- half the product of the lengths of diagonals 對角線相乘的一半