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anonymous
 one year ago
what is the perimeter of triangle ABC with vertices A(2,9), B(7,3), and C(2,3) in the coordinate plane
anonymous
 one year ago
what is the perimeter of triangle ABC with vertices A(2,9), B(7,3), and C(2,3) in the coordinate plane

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anonymous
 one year ago
Best ResponseYou've already chosen the best response.0a) 21 units b) 15 units c) 34 units d) 36 units

anonymous
 one year ago
Best ResponseYou've already chosen the best response.0Use the distance formula to find the length of each vertex

anonymous
 one year ago
Best ResponseYou've already chosen the best response.0distance between (a,b), (c,d): sqrt( (ac)^2 + (bd)^2 )

anonymous
 one year ago
Best ResponseYou've already chosen the best response.0for example, distance between A(2, 9) and B(7, 3): sqrt( (27)^2 + (9(3))^2 ) = sqrt( 81 + 144) =sqrt( 225) = 15

anonymous
 one year ago
Best ResponseYou've already chosen the best response.0do that for vertices BC and AC, then add all of them together
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