Answer:
AB = 24, BC = 6
Explanation:
Let, the length be a and breadth be b.
So, 2(a + b) = 60 => a + b = 30
(PQR) and (ABC) are similar.
So, a/8 = b/2
2a = 8b
2(30 - b) = 8b
60 - 2b = 8b
10b = 60
b = 6
So, a = 24
[If there's any problem with the solution, please inform me]