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Mathematics 18 Online
OpenStudy (mokeira):

The diagram shows two circles, one with center O and radius 9 cm, the other with center Q and radius 4 cm. There is also a common tangent that touches the larger circle at S and the smaller circle at T. ST = 20 cm. Calculate ∠SOQ to the nearest degree.

OpenStudy (mokeira):

|dw:1407356621767:dw|

OpenStudy (mokeira):

P.S The line OQ is dotted

OpenStudy (cwrw238):

|dw:1407356819598:dw|

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