Question

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Answer 1

Respuesta:

Explicación paso a paso:

Los ángulos internos de cualquier triángulo;suman 180 grasos;entonces:

$(x+10^{\circ})+(4x+10^{\circ})+(x)=180^{\circ}\\\\x+4x+x=180^{\circ}-10^{\circ}-10^{\circ}\\\\6x=180^{\circ}-20^{\circ}\\\\6x=160^{\circ}\\\\x=\frac{160^{\circ}}{6}\\\\x=26.6^{\circ}$