Google Classroom
GeoGebra
GeoGebra Classroom
Sign in
Search
Google Classroom
GeoGebra
GeoGebra Classroom
GeoGebra
Home
Resources
Profile
Classroom
App Downloads
The Shoemaker's Knife
Author:
Nikky Vanderhout
Topic:
Area
The area enclosed by the semi-circles centred O, X and Y and on the same diameter is called the Shoemaker's Knife. The radii of the two smaller semi-circles are variable. This is illustrated in the diagram below.
GeoGebra
New Resources
Isosceles Triangle: Quick Construction
Linear Cross Section Exercise
Viviani's Window
Play C3 E3 G3 C4_C4
History of Maths
Discover Resources
Orderly tangle(Four triangles) and Cuboctahedron
Locus_circle_circle_update3
Systems of Linear Equations
Kvadratisk funksjon - nullpunkter
Slope
Discover Topics
Solids or 3D Shapes
Vectors 2D (Two-Dimensional)
Sphere
Parallelogram
Percentages