# What is a cardioid curve?

##### 1 Answer

Mar 23, 2016

Please see below

#### Explanation:

Cardioid curve is some thing like a heart shaped figure (that is how the word 'cardio' has come). It is the locus of a point on the circumference of a circle that moves on another circle without slipping.

Mathematically it is given by the polar equation

It appears as shown below.