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Merged
merged 3 commits into from Nov 26, 2018
Merged

Resized image in tangents_to_two_circles #369

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3457502
Added Tangents-to-two-circles
Prakash-Jha-Dev Nov 22, 2018
90a6b3e
Spelling, fixed shift of lines explanation, and reformated code
jakobkogler Nov 23, 2018
c31b9a9
Fixed image size in tangents_to_two_circle
Prakash-Jha-Dev Nov 26, 2018
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Binary file modified img/tangents-to-two-circles.png
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3 changes: 1 addition & 2 deletions src/geometry/tangents-to-two-circles.md
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Expand Up @@ -10,8 +10,7 @@ The described algorithm will also work in the case when one (or both) circles de
## The number of common tangents
The number of common tangents to two circles can be **0,1,2,3,4** and **infinite**.
Look at the images for different cases.

<center><img src="&imgroot&/tangents-to-two-circles.png" alt="Different cases of tangents common to two circles" style="width: 850px;"/></center>
<center>!["Different cases of tangents common to two circles"](&imgroot&/tangents-to-two-circles.png)</center>

Here, we won't be considering **degenerate** cases, i.e *when the circles coincide (in this case they have infinitely many common tangents), or one circle lies inside the other (in this case they have no common tangents, or if the circles are tangent, there is one common tangent).*

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