please help me in 8th question
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In ΔABC and ΔDEF,
AB = 3DE and AC = 3DF
AB/DE = 3 ; AC/DF = 3
P¹ = 3P²
BC = 3EF
AB/DE = AC/DF
= BC/EF = 3
ΔABC ~ ΔDEF (SSS Criterion)
ar(ABC)/ar(DEF) = (AB/DE)² = (3)²= 9
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