3°a)45° b)60 c)70° d)80° e)55°.... Question from @lucianasanchezhorna1

December 2023 1 17 Report

3°a)45°
b)60
c)70°
d)80°
e)55°

emilandreev

Respuesta:

b) 60°

Explicación paso a paso:

Uso β por no encontrar la letra griega "thita"

2α + 2β + x = 180°

x = α + β

2(α + β) + x = 180°

2x + x = 180°

3x = 180°

x = 60°

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