# Construction Of An Equal Angle

## Description

An illustration showing the construction used to erect an equal angle. "With D as a center, draw the dotted arc CE: and with the same radius and B as a center, draw the arc GF; then make GF equal to CE; then join BF, which will form the required angle, FBG=CDE."

## Keywords

angle, construct, equal angles, geometric construction, geometry

## Galleries

## Source:

Albert A. Hopkins *Scientific America: Handy Book Of Facts And Formulas* (New York: Munn & Co., Inc., 1918) 35

Courtesy the private collection of Roy Winkelman