Triangle ABC has the following vertices: · A(1,9) B(11, -7) C(-9,3) Is triangle ABC a right triangle, and why?

asked Aug 3, 2022 13.4k views

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Triangle ABC has the following vertices:

· A(1,9)
B(11, -7)
C(-9,3)
Is triangle ABC a right triangle, and why?

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Answer:

No,

Explanation:because △ABC doesn't have a pair of perpendicular sides.

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