Question

. Area of triangle DEF = 121cm2 and AABC and DEF are similar. Find the area of triangle
ABC.
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Answer 1

Answer:

as given that ∆DEF and ∆ABC are similar,

i.e. ∆DEF=~ ∆ABC

therefore ar(∆DEF)=~ar(∆ABC)

therefore, ar(∆ABC)=121 cm sq.

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