What is the orthocenter of a triangle with corners at #(4 ,7 )#, #(9 ,2 )#, and (5 ,6 )#?

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Answer 1 · 2017-01-17T11:27:37

#"points (4,7),(5,6),(9,2) are on the same line."#

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#"points (4,7),(5,6),(9,2) are on the same line."#
#"therefore, a triangle doesn't form"#