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Mathematics 24 Online
OpenStudy (anonymous):

angle A=7x-25 angle B=5x+15 ,Both angles are vertical angles Find x,Angle A and Angle B

OpenStudy (anonymous):

according to wikipedia, vertical angles means a and b are the same, so solve the system a=7x-25=5x+15,

OpenStudy (anonymous):

hmm

OpenStudy (anonymous):

-slaps-

OpenStudy (anonymous):

why are they called vertical angles?

OpenStudy (anonymous):

I really have no idea on that one http://en.wikipedia.org/wiki/Vertical_angles

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