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If Your Referencing To the book:"When he gave us our air-rifles Atticus wouldn't teach us to shoot.  Uncle Jack instructed us in the rudiments thereof; he said Atticus wasn't interested in guns.  Atticus said to Jem, "I'd rather you shot at tin cans in the back yard, but I know you'll go after birds.  Shoot all the … Read more
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16 if both circles have a radii of 4 then they have a diameter of 8, if the point which the circles have in common is exactly at the opposite side of the circle to the points A and B then the line AB would consist of both diameters added together....