Circles
This is half of the diameter.
Radius
All sides are the same length and it has four right angles.
Square
A square has an order of rotational symmetry of...
4
Symmetry is...
When shapes have one half that is a mirror image or an exact copy of another half.
This is what the middle of the circle is called.
Center
Has opposite sides equal in length and parallel and opposite angles are the same size.
Parallelogram
A right trapezoid has an order of rotational symmetry of...
1
How many lines of symmetry does a rectangle have?
2
This is the length of the perimeter (outside) of the circle.
Circumference
Has opposite sides equal in length and parallel and four equal sides.
Rhombus
A rhombus has an order of rotational symmetry of ...
2
how many lines of symmetry does a square have?
4
Draw a circle and its properties!
The drawing must include radius, diameter, centre, and circumference.
True or false: All triangles are regular polygons.
False, only equilateral triangles are regular.
What regular polygon has an order of rotational symmetry of 4?
Square
Would a right trapezoid have any lines of symmetry?
No
Congratulations!
Bonus points!
Has exactly one pair of parallel sides.
Trapezoid
A scalene triangle has an order of rotational symmetry of...
1
Would an isosceles triangle have any lines of symmetry?
Yes