Anyone who might know this information .

65

Step-by-step explanation:

multiply an get a goodsd aa

90°

Step-by-step explanation:

Given that 4 sides are equal, it will either be a square or a rhombus

concept to know: the intersection of two diagonals are perpendicular (for both square and rhombus)

perpendicular: forms 90°

since we know that x is a angle formed by two diagonals and they are perpendicular to each other, it is 90°

Hope this helps!! :)