# Orthocenter Investigation

- Author:
- Edward Knote

- Topic:
- Orthocenter

## Directions:

Use the construction below to investigate the orthocenter of a triangle and answer the questions below.

## Construction file:

## Questions:

1. Are all three altitudes always concurrent?

2. What is the location of the orthocenter compared to the triangle, when the triangle is acute?

3. What is the location of the orthocenter compared to the triangle, when the triangle is obtuse?

4. What is the location of the orthocenter compared to the triangle, when the triangle is right?