QUESTION IMAGE
Question
encuentra la medida del ángulo que falta.
respuesta intento 1 de 2
a =
Step1: Sumar los ángulos
$$a + 25^{\circ}=180^{\circ}$$
Step2: Despejar \(a\)
$$a=180^{\circ}-25^{\circ}$$
Step3: Calcular el valor de \(a\)
$$a = 155^{\circ}$$
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\(155^{\circ}\)