Answer:
The perimeter of the rhombus is 20 cm
Explanation:
Perimeter of a Rhombus
Given the lengths of the two diagonals of a rhombus, let's call them a and b, the perimeter of the rhombus is given by:

The values of the diagonals provided by the question are a=6 cm, b=8 cm, thus the perimeter is:




The perimeter of the rhombus is 20 cm