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Answer:
FE = 4.47
EG = 8.06
GF = 6.71
Obtuse triangle
Step-by-step explanation:
FE² = 4² + 2² = 20, FE = √20 = 4.47
EG² = 1² + 8² = 65, EG = √65 = 8.06
GF² = 3² + 6² = 45, GF = √45 = 6.71