3 years ago

If m>BFC = 8x+13 and m

Mathematics

1 answer:

deff fn [24]3 years ago

7 0

Answer:

12x - 73

Step-by-step explanation:

DFE + CFD = 12x + 7

DFE + 90 = 12x + 7

DFE = 12x + 7 - 90

DFE = 12x - 83

therefore

DFE = AFB ( vertically opposite angles are equal)

AFB = 12x - 83

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