Central Distance

Weekly Problem 1 - 2006
The diagram shows two circles enclosed in a rectangle. What is the distance between the centres of the circles?
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Problem



Image
Central Distance


The diagram shows two circles enclosed in a rectangle measuring 9cm by 5 cm.




What is the distance between the centres of the circles?

 

 

If you liked this problem, here is an NRICH task which challenges you to use similar mathematical ideas.