In which type of triangle is the othocenter on the perimeter of the triangle?

A.) a right triangle

B.) an a cute triangle

C.) an obtuse triangle

D.) an equilateral triangle

A right triangle

Step-by-step explanation:

It's where the altitudes all intersect. In a right triangle, the legs of the right triangle are the altitudes-- especially evident when the right angle is at the base. The altitude from the hypotenuse to the right angle also passes through the right angle.

5.5

step-by-step explanation:

i found two solutions,   n = 2 • ± √3 = ± 3.4641

step-by-step explanation: