Symmetry of an equilateral triangle

Fill in the blanks:- The angle of rotational symmetry of a equilateral triangle is ____.

Can you now tell the order of rotational symmetry for an equilateral triangle. How many lines of semetry?

(a) Can you now tell the order of the rotational symmetry for an equilateral triangle ? (b) How many position are there at which the triangle looks acactly the same when rotated about its centre by 120^(@) ?

Order of rotational symmetry in an equilateral triangle is ............

Area of an equilateral triangle

Discuss the rotational symmetry and line of symmetry of equilateral triangle.

The perimeter of an equilateral triangle is 168 m. What is the length of the side of the equilateral triangle ?

Perimeter of an equilateral triangle.

Draw axes of symmetry for equilateral triangle.