# Quick Answer: What Is The Use Of Orthocentre?

## What is special about the Orthocenter?

The orthocenter is the point where all the three altitudes of the triangle cut or intersect each other.

Here, the altitude is the line drawn from the vertex of the triangle and is perpendicular to the opposite side.

Since the triangle has three vertices and three sides, therefore there are three altitudes..

## What is Orthocentre formula?

The orthocenter is the intersecting point for all the altitudes of the triangle. Altitudes are nothing but the perpendicular line ( AD, BE and CF ) from one side of the triangle ( either AB or BC or CA ) to the opposite vertex. … Vertex is a point where two line segments meet ( A, B and C ).

## What is the formula for altitude?

Altitudes of Triangles FormulasTriangle TypeAltitude FormulaEquilateral Triangleh = (½) × √3 × sIsosceles Triangleh =√(a2−b2⁄2)Right Triangleh =√(xy)Aug 16, 2020

## What is Circumcentre triangle?

The circumcenter is the center of a triangle’s circumcircle. It can be found as the intersection of the perpendicular bisectors.

## What is Orthocentre of a circle?

The orthocenter is the intersection of the triangle’s altitudes. The circumcenter is the center of the circumscribed circle (the intersection of the perpendicular bisectors of the three sides).

## What does Orthocentre mean?

: the common intersection of the three altitudes of a triangle or their extensions or of the several altitudes of a polyhedron provided these latter exist and meet in a point.

## What is the point of concurrency?

Point of Concurrency Definition Math video definition-Point of Concurrency– The point in which three of more lines, rays, segments, or planes intersect at one spot.

## Is altitude always 90 degree?

In geometry, the altitude is a line that passes through two very specific points on a triangle: a vertex, or corner of a triangle, and its opposite side at a right, or 90-degree, angle. The opposite side is called the base. … The orange line that goes through this triangle is the altitude.

## What is centroid of triangle?

Centroid of a Triangle The centroid is the center point of the triangle which is the intersection of the medians of a triangle. The triangle’s centroid split the median in the ratio 2:1.

## What is altitude and Orthocenter?

They are defined as follows: Altitude–A perpendicular segment or line from a vertex to the line of the opposite side. Orthocenter–The common intersection of the three lines containing the altitudes. … Figure 1 illustrates how the orthocenter can be found.

## Is Orthocentre and centroid same?

The centroid is always between the orthocenter and the circumcenter. The distance between the centroid and the orthocenter is always twice the distance between the centroid and the circumcenter. … The orthocenter is always outside the triangle opposite the longest leg, on the same side as the largest angle.

## Is the Orthocenter always inside the triangle?

If the triangle is an acute triangle, the orthocenter will always be inside the triangle. (Where inside the triangle depends on what type of triangle it is – for example, in an equilateral triangle, the orthocenter is in the center of the triangle.)

## Why is it called the Orthocenter?

1 Answer. Ortho means “straight, right”. Orthocenter, because it is the intersection of the lines passing through the vertices and forming right-angles with the opposite sides. … This circle passes through the feet of the altitudes, the mid-points of the sides, and the mid-points between the orthocenter and the vertices.

## How do you find the Orthocenter on a calculator?

How to find orthocenter – an exampley – 2 = – 1/2 * (x – 7) so y = 5.5 – 0.5 * x.y – 1 = 4/3 * (x – 1) so y = -1/3 + 4/3 * x.x = 35/11 ≈ 3.182 .y = 43/11 ≈ 3.909.