Mathematics for IGCSE & O level - Geometrical Terms (Section 1 - No. 10)
A shape has four sides. It also has two pairs of parallel sides, but it is NOT a rectangle or a square. What is this shape?
Kite
Rhombus
Trapezoid
Scalene triangle
説明
A rhombus has two pairs of parallel sides, and all four sides are equal, however, it doesn't need to have right angles.