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Mathematics 9 Online
OpenStudy (anonymous):

wha is x ?

OpenStudy (anonymous):

Formal proposition:\[wha\rightarrow x\]

OpenStudy (anonymous):

|dw:1332228134534:dw|

OpenStudy (anonymous):

You SURE you didn't leave out any information? There might be some dumb geometry rule that I'm forgetting, otherwise.

Directrix (directrix):

If two secant segments are drawn to a circle from an outside point, the measure of the angle formed is 1/2 the absolute value of the difference of the intercepted arcs.

OpenStudy (anonymous):

|dw:1332229488684:dw| 136 degrees is clear. but is the angle 28 degrees or the arc is 28?

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