A triangle has three altitudes.
No.
no
The point where the three altitudes of a triangle intersect is called the orthocenter. This can be located either inside or outside of the triangle.
no; a triangle must have an obtuse angle if one of its altitudes is outside of the triangle, and in this case 2 of the altitudes are out of the triangle.
A triangle has three altitudes.
Obtuse Triangle
Obtuse Triangle
the point of concurrency of the altitudes of a triangle is called the orthocenter.
Orthocenter of a triangle
Always for it to be a complete triangle with three altitudes it would have to intersect at a vertex.
orthocenter
It is the orthocentre.
No.
no
the orthocenter (:
true