QUESTION IMAGE
Question
the measure of an angle is 176.3°. what is the measure of its supplementary angle?
Step1: Record la definición de ángulo suplementario
Dos ángulos son suplementarios si la suma de sus medidas es 180°.
Step2: Establece una ecuación
Sea $x$ la medida del ángulo suplementario. Entonces $176.3^{\circ}+x = 180^{\circ}$.
Step3: Resuelve la ecuación para $x$
$x=180^{\circ}- 176.3^{\circ}$.
$x = 3.7^{\circ}$
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$3.7^{\circ}$