## Calcmathlete Group Title Two circles have radii 5 and 13, and a common external tangent segment of length 12. What is the distance between their centers? How would you do these types of problems by the way? 2 years ago 2 years ago

1. Callisto Group Title

|dw:1343701206429:dw| Do I get the question right?

2. Calcmathlete Group Title

Yes. I believe so.

3. Calcmathlete Group Title

Oh. I see what to do now...

4. Calcmathlete Group Title

Is it $$4\sqrt{13}$$?

5. Callisto Group Title

Yes :|

6. Callisto Group Title

I think

7. Calcmathlete Group Title

lol...I remembered how I have to draw a triangle within the quadrilateral and use the new side lengths...your drawing reminded me of how it looked. THanks :)

8. Callisto Group Title

Welcome!~