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Mathematics 18 Online
OpenStudy (theislander):

**Geometry Genius Needed Will Give Out Medal**

OpenStudy (theislander):

OpenStudy (anonymous):

the slopes have to be opposite reciprocals. when you multiple reciprocals and answer is 1. the negative implies the slopes are opposite. thus the middle answer works i believe

OpenStudy (theislander):

thank you so much

OpenStudy (anonymous):

Anytime

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