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प्रश्न
Triangles ABC and DEF are similar If AC = 19cm and DF = 8 cm, find the ratio of the area of two triangles.
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उत्तर
We have,
ΔABC ~ ΔDEF
AC = 19 cm and DF = 8 cm
By area of similar triangle theorem
`("Area"(triangleABC))/(Area(triangleDEF))="AC"^2/"DF"^2=19^2/8^2=361/64`
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