Question

me ajudem pfv pfv pfv

Answer 1

Explicação passo a passo:

$a)\\ C\hat{B}D+61^{\circ}=180^{\circ}\to suplementares\\ \\ C\hat{B}D=180-61\\ \\ C\hat{B}D=119^{\circ}$

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b)

$B\hat{A}F+125^{\circ}=180^{\circ} \to suplementares\\ \\ B\hat{A}F=180-125\\ \\ B\hat{A}F=55^{\circ}$