Find the missing length the triangles in each pair are similar

Answer:
hi!
Step-by-step explanation:
Let us assume that the missing side of the triangle is x.
Therefore,
By Thale's Theorem,
RE/RT = RD/RS
24/36 = 18/x
x = 36.18/24
x = 27
Therefore, the missing side of the Triangle is 27 units/cm