SOLUTION: a triangle has vertices T(2,3) R(4,1) and I (-1,-5) What is the approximate perimeter of the triangle?
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Question 824090: a triangle has vertices T(2,3) R(4,1) and I (-1,-5) What is the approximate perimeter of the triangle?
Answer by richwmiller(17219) (Show Source): You can put this solution on YOUR website!
edge lengths
| (2 sqrt(2) | sqrt(61) | sqrt(73))=
(2.82843 | 7.81025 | 8.544)
area | 11
perimeter | 2 sqrt(2)+sqrt(61)+sqrt(73)=19.1827
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