Respuesta :

I do believe it's A since a rhombus is a shape with all 4 sides the same length m8

Answer: a. it must be a rhombus

Step-by-step explanation:

  • A rhombus is a a parallelogram with four equal sides and of opposite angles are equal. The diagonals of rhombus are perpendicular bisector of each other.

A rhombus with interior angle 90° is square.

A square is always a rhombus because it satisfies all the properties of rhombus but a every rhombus cannot a square.

Therefore, If KLMN is a square, then it must be a rhombus.

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