SOLUTION: Two vertices of a triangle are located at (3,0) and (7,0)on a coordinate plane. What are the possible positions for the third vertex if the perimeter of the triangle is 12 units?

Question 399291: Two vertices of a triangle are located at (3,0) and (7,0)on a coordinate plane. What are the possible positions for the third vertex if the perimeter of the triangle is 12 units?
Answer by robertb(5830) (Show Source): You can put this solution on YOUR website!
The desired points (x,y) are on the following ellipse:

12 - 4 = 2a ==> 2a = 8 ==> a = 4 ==>
==>

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