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Question

If ΔABCΔDEF such that AB=1.2 cm and
DE=1.4 cm. Find the ratio of of areas of ΔABC and ΔDEF


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Solution

As we know if two ABC and DEF are similar-
area of ABCarea of DEF=AB2DE2

area of ABCarea of DEF=1.221.42

area of ABCarea of DEF=1.441.96

area of ABCarea of DEF=3649


Hence, ratio of area of ABC and DEF is 36:49.

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