SOLUTION: Prove that the triangle with vertices A(-4,2), B(1,6),C(1,-2) is isosceles (find the measures of the base angle)

Algebra ->  Triangles -> SOLUTION: Prove that the triangle with vertices A(-4,2), B(1,6),C(1,-2) is isosceles (find the measures of the base angle)      Log On


   

Question 815290: Prove that the triangle with vertices A(-4,2), B(1,6),C(1,-2) is isosceles (find the measures of the base angle)
Answer by ewatrrr(24785) About Me  (Show Source):
You can put this solution on YOUR website!
 

Hi,

AB = sqrt%28%28-5%29%5E2%2B+%28-4%29%5E2%29 = AC = sqrt%28%28-5+%29%5E2%2B+4%5E2%29+

Angle C   sin θ = 5%2Fsqrt%2841%29