2. The points A(-4,10) B(-1,1) and C(2,7) form a triangle

(a) is this a right angle triangle?

(b) what is the length of the triangles perimeter?

any help appreciated

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- November 25th 2009, 12:30 AMdecoy808coordinate geometry triangle
2. The points A(-4,10) B(-1,1) and C(2,7) form a triangle

(a) is this a right angle triangle?

(b) what is the length of the triangles perimeter?

any help appreciated - November 25th 2009, 12:46 AMearboth