Question

(3) O valor de x na figura é:
(4) O valor de x na figura é:

Answer 1

____________________

3)

30° + 110° + x = 180°

140° + x = 180°

x = 180° - 140°

x = 40°

alternativa D

____________________

4)

110° + 130° + x + 50° = 360°

290° + x = 360°

x = 360° - 290°

x = 70°

Alternativa C

____________________

Att: MarcosPCV