https://www.codecademy.com/en/courses/spencer-sandbox/5/4?curriculum_id=506324b3a7dffd00020bf661#

Oops, try again. It looks like you have an error in your code. Here's the message: TypeError: Cannot read property '2' of undefined

script.js

TypeError: Cannot read property '2' of undefined

```
function Circle (radius) {
this.radius = radius;
this.area = function () {
return Math.PI * this.radius * this.radius;
};
// define a perimeter method here
this.perimeter = function() {
return 2 * Math.PI * this.radius;
};
};
console.log(Circle.perimeter['2']);
```