Respuesta :

tinokazi

Answer:

x=20

Step-by-step explanation:

scale factor = 25÷20 = 5/4

16 × (5/4) = 20

thebecks

Answer:

x = 20

Step-by-step explanation:

since the shapes are congruent, their corresponding sides are proportional

8/10 = 16/x

8x = 160

x = 20