What is a Radian?

In this applet, you will explore a radian.

1. Use the slider to change the angle. How many radians are there in a full circle? 2. Does changing the radius (r) affect how many radians there are in a circle?

New Resources

Perpetual calendar
Comparing Two Quantities by Percentage
Derivative of f(x) = ln(x)
Pendulum Snake
רישום חופשי

Discover Resources

PrimeFactors
Transforming Triangles
Understanding 1 divide x
Twice Reflected G
Function Transformations
Continuïtat.

Discover Topics

Integral Calculus
Similarity Transformation or Similarity
Angles
Plane Figures or Shapes
Reflection