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27cm will be the perimeter of triangle DEF
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Answer:
30 cm
Hope this helps!
Step-by-step explanation:
EF / BC = DE / AB = 12 / 10 = 1.2
=> EF = 1.2 × BC
FD / CA = DE / AB = 12 / 10 = 1.2
=> FD = 1.2 × CA
Perimeter of DEF
= DE + EF + FD
= 1.2 × AB + 1.2 × BC + 1.2 × CA
= 1.2 × ( AB + BC + CA )
= 1.2 × perimeter of ABC
= 1.2 × 25 cm
= 30 cm
Hello. I hope this helps you. Plz mark this brainliest. Have a good day!
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