04-04-2017
Mathematics

contestada

F • 2x + 90= 180
G • x+ 90 =180
H • 2x -90= 180
J • x- 90 = 180

F 2x 90 180 G x 90 180 H 2x 90 180 J x 90 180 class=

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armada120 armada120

04-04-2017

2x + 90= 180

Because x is congruent to z, x=z
y is given as 90

x+y+z=180
2x + 90 = 180

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