Tessellation with Pentagrins

Author:Anthony OR 柯志明

Explore how to tessellate the plane with "pentagrins" (the concave pentagons) using the given tools in the tool bar. In how many ways can you tessellate the plane with pentagrins?

New Resources

Slope Between 2 Points (Phase 2)
Combining Random Variables
Discriminant of y = ax² + bx + c
Task 3 - Custom Solid 1
Tangent Vector (2)

Discover Resources

Analysis of a Rainbow
Elementary Math (Sec 1 to 4) Applets
Reflection in a mirror
Annie_ConstructingRectangle
A Circular Conundrum

Discover Topics

Ratios
Sine
Secant Line or Secant
Quadratic Functions
Tangent Function