Question

If ∆ABC ~ ∆DEF and ∆DEF ~ ∆PQR , then ∆ABC ~ ∆PQR is possible.
correct answers only​

Answer 1

∆ABC ~ ∆DEF ① given

∆DEF ~ ∆PQR ② given

from equation 1 and 2,

∆ABC ~ ∆PQR

this property is called as transitivity.