QUESTION IMAGE
Question
solve for m∠rsu if m∠rst = 143° and m∠ust = 83°. answer attempt 1 out of 3 m∠rsu =
Step1: Identificar la relación angular
Sabemos que $\angle RST=\angle RSU+\angle UST$.
Step2: Despejar $\angle RSU$
$\angle RSU=\angle RST - \angle UST$.
Step3: Sustituir valores
Dado que $\angle RST = 143^{\circ}$ y $\angle UST=83^{\circ}$, entonces $\angle RSU=143^{\circ}- 83^{\circ}$.
Step4: Calcular el resultado
$\angle RSU = 60^{\circ}$.
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$60$