Respuesta :
Answer:
- m angle 1 = angle DAC =39°, as side AD = side AB and line AC divides the angle DAB equally
- m angle 2 = 90°, as diagonals of the rhombus cuts each other perpendicularly
- m angle 3 =180°-(39°+m angle 2) = 180°-(39°+90°) =180°-129° = 51°