Question

10. ΔABC ~ ΔDEF and the perimeters of ΔABC and ΔDEF are 30 cm and 18 cm respectively. If BC = 9 cm, then EF is equal to

Answer 1

Answer:

A is equal to many world perimeters of AABS and are 30 cm respectively

Answer 2

☁Answer:-

=> 5.4cm

∆ABC ~ ∆DEF

Therefore,

perimeter (∆ABC)/perimeter(∆DEF)

= BC/EF

=> 30/18 = 9/EF

=> EF = 9 * 18/30

= 5.4 CM

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