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

Question

What is the orthocenter of a triangle with corners at #(4 ,1 )#, #(1 ,3 )#, and (5 ,2 )#?
What is the orthocenter of a triangle with corners at #(3 ,1 )#, #(1 ,3 )#, and (5 ,2 )#?
What is the orthocenter of a triangle with corners at #(3 ,1 )#, #(1 ,6 )#, and (5 ,2 )#?
What is the orthocenter of a triangle with corners at #(3 ,1 )#, #(1 ,6 )#, and (2 ,2 )#?
What is the orthocenter of a triangle with corners at #(3 ,1 )#, #(4 ,5 )#, and (2 ,2 )#?
What is the orthocenter of a triangle with corners at #(3 ,1 )#, #(4 ,5 )#, and (2 ,7 )#?
What is the orthocenter of a triangle with corners at #(3 ,2 )#, #(4 ,5 )#, and (2 ,7 )#?
What is the orthocenter of a triangle with corners at #(6 ,3 )#, #(4 ,5 )#, and (2 ,9 )#?
What is the orthocenter of a triangle with corners at #(6 ,3 )#, #(2 ,5 )#, and (7 ,9 )#?
What is the orthocenter of a triangle with corners at #(6 ,3 )#, #(2 ,4 )#, and (7 ,9 )#?

1233 views around the world

You can reuse this answer
Creative Commons License

Answer 1 · 2017-01-17T11:27:37

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

enter image source here

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