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

What Do You See?
Absolute Value Functions f(x)=a |x - h| + k
Isosceles Right Triangle
GeoGebra 3D Modeling Workshop (March 8 2024)
Squares Question

Discover Resources

Using Equations to Complete Tables 034
Task 2
TR SAM FONKSİYONLARDA ÖTELEME
Slopes of Secant Lines
Parallel lines -5

Discover Topics

Upper and Lower Sum or Riemann Sum
Addition
Limits
Incircle or Inscribed Circle
Definite Integral