# Centroids Of Common Shapes Of Areas And LinesEdit

## Triangular AreaEdit

## Quarter Circular AreaEdit

## Semicircular AreaEdit

## Semiparabolic AreaEdit

## Parabolic AreaEdit

## Parabolic SpandrelEdit

## Circular SectorEdit

## Quarter Circular ArcEdit

## Semi Circular ArcEdit

## Arc Of CircleEdit

# Area Moments Of Inertia of Common Geometric ShapesEdit

## RectangleEdit

## Right Triangular AreaEdit

## Triangular AreaEdit

## Circular AreaEdit

## Hollow circleEdit

This is used for hollow cylinders where there is solid material between the outer and inner radius, but no material between the inner radius and the center, like a pipe's cross-section.

is the outer radius is the inner radius