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Mathematics 12 Online
OpenStudy (anonymous):

O is the center of the circle. Assume that lines that appear to be tangent are tangent. What is the value of x? a)24 b)39 c)78 d)102

OpenStudy (anonymous):

OpenStudy (anonymous):

I got 78

OpenStudy (anonymous):

90-12?

OpenStudy (rajee_sam):

yes

OpenStudy (anonymous):

ok because a right triangle is 180 degrees? right?

OpenStudy (anonymous):

90+78+12=180 ?

OpenStudy (anonymous):

am i on the right track?

OpenStudy (rajee_sam):

yes absolutely

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