Answer: 5 cm
Explanation:
The diagonals of a rhombus bisect each other in half
PO = OR = 4 cm
So. PR = 8 cm
Similarly,
SO = OQ = 3 cm
So, SQ = 6 cm
To measure side, formula is
a = √p^2 + q^2 / 2
a = √6^2 + 8^2 / 2
a = √36+64 / 2
a = √100 / 2
a = 10/2 = 5 cm