Question

∆ABC is similar to ∆DEF. BC =4.8 cm , EF= 7.2 cm . Find A(∆ABC) : A(∆DEF)​

Answer 1

Answer:

According of theorem 1;

if ,∆ABC ~∆DEF;

so ,we can say that ,Area(∆ABC)/Area(∆DEF)

= BC²/EF² = 4.8²/7.2²

= 4/8 (ans) .

hence,A(∆ABC):A(∆DEF )= 4:8.

hope it's help guys..thnx..