Question

3 - A medida do Angulo x na figura é:
a)30
b) 45
c) 60
d) 90
e) n.d.a.
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Answer 1

Boa tarde,

$Sen \ x = \dfrac{3}{6} \\\\ Sen \ x = \dfrac{1}{2}\\\\x = 30^{\circ}$

Abraços1