Grade 12Analytical Geometry
angle btwn the two tangents from (a,b) to the circle x2+y2=r2 is ?????????
angle btwn the two tangents from (a,b) to the circle x2+y2=r2 is ?????????
1 Answer
rishabh
2tan(inverse){r/square root of(s1)
s1=x2 +y2 -r2
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