Question

Explain how a square is. 

1. a quadrilateral 
2. a parallelogram 
3. a rhombus 
4. a rectangle

Answer 1

(i) A square is a quadrilateral since it has four sides.

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(ii) A square is a parallelogram since its opposite sides are parallel to each other. 

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(iii) A square is a rhombus since its four sides are of the same length.

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(iv) A square is a rectangle since each interior angle measures $90°$.