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Mathematics 18 Online
OpenStudy (anonymous):

The measure of the angle formed by two intersecting perpendicular lines is ___ degrees. Select one: a. 45 b. 360 c. 180 d. 90

OpenStudy (anonymous):

90 :)

OpenStudy (anonymous):

When two lines are perpendicular, the slope of one is the negative reciprocal of the other. If the slope of one line is m, the slope of the other is \[-\frac{1}{m}\]

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