Respuesta :
d. It has exactly 3 congruent sides. This is because this is an equilateral triangle whose sides are congruent.
angle GFH= 180 - (90+30) = 60
angle GHF= 180 - (90+30) = 60
angle FGH= 30 + 30 = 60
angle GFH= 180 - (90+30) = 60
angle GHF= 180 - (90+30) = 60
angle FGH= 30 + 30 = 60
Answer:
D.It has exactly 3 congruent sides.
Step-by-step explanation: