Answer:
8 inches.
Step-by-step explanation:
Area of rhombus = [tex]\frac{pq}{2}[/tex]
Where p is 25 ( one of the lengths) and the q is the other one.
Substituting we should have something like this: [tex]\frac{25 q}{2} = 100[/tex]
Solving for q, we get q = 8.
Hope this helps.