Find its circumcenter.?

1 ⤊

The certices of a triangle are A(4, -3); B(-6, -3); and C (-1, -8).

2007-12-31 17:28:35 · 4 answers · asked by Tiá»?u Báº£o 2 in Science & Mathematics ➔ Mathematics

x = (4 - 6)/2 = - 1
y + 11/2 = - (- 5/5)(x + 7/2)
y + 11/2 = x + 7/2
y = x - 2
y = - 3
O = (- 1, - 3)

2007-12-31 18:34:40 · answer #1 · answered by Helmut 7 · 0⤊ 0⤋

Use your book, theres a way your supposed to do it besides graphing, just can't remember really, has to do with distanceformula.

2007-12-31 18:40:12 · answer #2 · answered by Jett M 1 · 0⤊ 0⤋

First plot the pouints on a graph....then by inspection, the coordinate is (-5,-1)

2007-12-31 18:03:34 · answer #3 · answered by jamesyoy02 6 · 1⤊ 1⤋

i dont really like geometry or what ever this is.......

2007-12-31 17:34:08 · answer #4 · answered by baby jay 2 · 0⤊ 3⤋