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Shapes, shape names and list of shapes

Theory & Practice Questions.

Theory

[Definition]

Identify, compare and describe quadrilaterals


  Type of Quadrilateral  


Properties


Parallelogram

Parallelogram

 

  Opposite sides are equal and parallel. 
Opposite angles are equal. 


Rhombus

Rhombus

Opposite sides are parallel.
All sides are equal.


Rectangle

Rectangle shape

Opposite sides are parallel and equal.
Each angle is a right angle.


Square

Square shape

Opposite sides are parallel.
All sides are equal.
Each angle is a right angle.


Kite

Kite shape

Each two pairs of consecutive sides are equal.


Trapezium

Trapezoid

Only one pair of opposite sides are parallel.

 

 

Example

[Investigation]

Identify, compare and describe quadrilaterals

geometric shape names types definitions

Can you name all of these quadrilaterals?

Which of these have equal opposite sides?

Which of these have equal opposite angles?

Which of these have right angles?

 

Question

Identify, compare and describe the following quadrilaterals

shape of kite Trapezium

 

Please name each shape;

  • The shape on the left:
  • The shape on the right:

 

Explanation

The shape on the left is a kite, it has 2 pairs of equal and adjacent sides, and a pair of equal obtuse angles, and 2 acute angles.

The shape on the right is a trapezium, it has 1 pair of parallel lines, 2 obtuse angles and 2 acute angles.


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