Question

What type of triangle is formed by the points
A(4, 2 ), B(6,−1), and C(−1, 3 )?

A

right

B

equilateral

C

isosceles

D

scalene

Answer 1

D is what i would say

Answer 2

AB = 13^1/2
BC = 65^1/2
AC = 26^1/2

not rectangle, not equilateral and not isosceles
must be d?

Answer 3

ok thanks everyone! :)

Answer 4

D^2=(X2-X1)^2+(Y2-Y1)^2