Answer:
Option C. 
Step-by-step explanation:
we know that
If two figures are similar, then the ratio of its corresponding sides is proportional
In this problem
Using proportion

Answer:
The ratio of the lateral sides and perimeters = the ratio of square root of their areas
Then, the ratio of the sides and the perimeters is 6:5 or if this is wrong it it is 5:6
if this helps plz mark as brainliest
Red =18
blue=48
green=12
orange=?
red/blue =green/orange
so 18/48=12/orange
let orange = X and solve the equation