The Shoemaker's Knife

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.

New Resources

Hyperbolic Paraboloid
Slope Between 2 Points (Phase 2)
Some random function
apec
Model sferyczny - dwunastościan-dwudziestościan

Discover Resources

Oscillations and Waves
planes 2
Ryan_Judge_Geogebra_Quiz
kreuzprodukt

Discover Topics

Constructions
Median Value
Exponent
Isosceles Triangles
Right Triangles