Question

ABC AND DEF ARE TWO SAME TRIANGLE SHOWS THAT TRIANGLE ABC:DEF=AB²:DE²​

Answer 1

Answer:

∴

ar(△DEF)

ar(△ABC)

=

(DE)

2

(AB)

2

⟹

ar(△DEF)

56

=

(DE)

2

(2DE)

2

[given]

⟹

ar(△DEF)

56

=

(DE)

2

4(DE)

2

⟹ar(△DEF)=

4

56

⟹ar(△DEF)=14 cm

2