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Mathematics 7 Online
OpenStudy (anonymous):

Find x if segment A B is perpendicular to segment C D in the figure below.

OpenStudy (anonymous):

jimthompson5910 (jim_thompson5910):

Angle ABC is a right angle, so it's 90 degrees 7x+27 = 90 x = ???

OpenStudy (anonymous):

x=9 ? I wasn't sure what 7x+27 wasn't supposed to be equal to.

jimthompson5910 (jim_thompson5910):

x = 9 is correct

OpenStudy (anonymous):

Thank you! :)

jimthompson5910 (jim_thompson5910):

you're welcome

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