Mathematics, 15.03.2022 07:20 pollywallythecat

Which relationship is always true for the angles r, x, y, and z of triangle ABC? (4 points)
B
1) x + z = y
2) 180 degrees - x=r
O 3) x + y + z = 180 degrees
O4) x + y + z = 90

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Which relationship is always true for the angles r, x, y, and z of triangle ABC? (4 points)
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