Question

question
find the measure of the missing angle.
157°
a
answer attempt 1 out of 2
a =

Explanation:

Step1: Usar la propiedad de ángulo recto

Un ángulo recto mide \(180^{\circ}\). Entonces, \(157^{\circ}+a = 180^{\circ}\)

Step2: Despejar \(a\)

Restar \(157^{\circ}\) de ambos lados: \(a=180^{\circ}-157^{\circ}\)

Step3: Calcular \(a\)

\(a = 23^{\circ}\)

Answer:

\(23^{\circ}\)