the area of similar triangle abc and def are 144cm2 and 81cm2 respectively if the longest side of larger abc be 36cm, then find the longest side of the triangle DEF.
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Answer:
27 cm
Step-by-step explanation:
since,
area of triangle ABC / area of triangle DEF
144/81=36 square/DE square
taking square root on both the sides
12/9=6/DE
DE*12=9*6
DE=27 cm
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