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OpenStudy (anonymous):
Check my Answer PLEASE
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OpenStudy (anonymous):
AB is tangent to circle O at B. The diagram is not drawn to scale. If AB = 9 and AO = 21.6, what is the length of the radius (r)? Round the answer to the nearest tenth. A.19.6 B.15.3 C.23.4 D.12.6 It's D(12.6) Right..?
OpenStudy (amorfide):
wheres my diagram :(
OpenStudy (anonymous):
OpenStudy (amorfide):
Use pythagoras theorem you know the length of the longest side, and the length of one of the other sides A^2+b^2=c^2 c^2-b^2=a^2
OpenStudy (anonymous):
Does it matter which order i put it in?
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OpenStudy (anonymous):
@herpderpderp do you have these answers?? if so could you message them to mee? pleaseee
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