Lista de exercícios do ensino médio para impressão
Knowing that in the picture r // s, the value of $\;\hat{\;x\;}\;$ is:
parallel crossed by an right angle
a)
90°
b)
100°
c)
110°
d)
120°
e)
None of the above.

 



answer: (B)
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Other math tests:
Euclidean geometry
angles