Pencil Angle

Author:John Golden

Slight generalization of a Brilliant.org problem. What will the angle between the pencils be if they are put together tightly tip to tip? (The original problem asked when both pencils were 30 degrees.)

New Resources

Rolling an Equilateral Triangle
Building Triangles with Set Areas
apec
Viviani's Curve
גיליון אלקטרוני להעלאת נתוני בעיה ויצירת גרף בהתאם

Discover Resources

Activity 8-1
Task 2
Grafik Fungsi Kuadrat dengan Tombol
Tarefa_143
Wallpaper p6

Discover Topics

Linear Functions
Logic
Plane Figures or Shapes
Division
Quadratic Functions