Question

observe a figura e determine o valor dos ângulos x,y e z;

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Answer 1

x:

50 + x = 180

x = 180 - 50

x= 130

y:

130 + y = 180

y = 180 - 130

y = 50

z:

z + 50 = 180

z = 180 - 50

z = 130