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Mathematics 7 Online
OpenStudy (anonymous):

In circle O, m

OpenStudy (anonymous):

OpenStudy (anonymous):

what grade are you in sopposing you are a student

OpenStudy (anonymous):

I am a senior

OpenStudy (ghazi):

look angle R= angle N because it is alternate angles and RN is perpendicular to OQ so angle N +90+ angle O=180 23+90+ angle O=180 and angle O= 180-23-90= 67

OpenStudy (anonymous):

that makes since (: thx so much!

OpenStudy (ghazi):

:D

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