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OpenStudy (amanda0618):
If angle 2 equals 5x-16, find the value of x so that line AB is perpendicular to ray CD. Picture in comments.
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OpenStudy (amanda0618):
OpenStudy (anonymous):
I don't know..
OpenStudy (laweejay):
I'll say..since AB is perpendicular to CD, angle 2 is also equal to 90°. So it's 5x - 16 = 90°
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