Respuesta :
Answer:
3
Step-by-step explanation:
Rotating the triangle 120° will give back the original shape
360/120 = 3
Therefore it has a rotational symmetry of order 3
Answer:
3
Step-by-step explanation:
Rotating the triangle 120° will give back the original shape
360/120 = 3
Therefore it has a rotational symmetry of order 3