a)5cm
b)4cm
c)6cm
d)8cm
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Answer:
4 cm is the answer ______
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Answer:
AB+BC+AC=10
2EF+2DF+2DE=10
2(EF+DF+DE)=10
EF+DF+DE=10/2
EF+DF+DE=8
The perimeter of DEF=8
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