# What are limacons and cardioids?

##### 1 Answer

Dec 28, 2014

**Limacons** are polar functions of the type:

With

Consider, for example:

Graphically:

**Cardioids** are polar functions of the type:

But with

Consider, for example:

Graphically:

in both cases:

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I used Excel to plot the graphs and in both cases to obtain the values in the