# Cardioid Curves

### Topic Page

Cardioid Curves### Questions

- What is a cardioid curve?
- What is the graph of # r = a ± a cos θ#?
- What is the graph of #r = 2a(1 + cosθ)#?
- What is the graph of the Cartesian equation #(x^2 + y^2 - 2ax)^2 = 4a^2(x^2 + y^2)#?
- What is the graph of #r = sin^2(π/8 - θ/4)#?
- What is the graph of the Cartesian equation #y = 0.75 x^(2/3) +- sqrt(1 - x^2)#?
- How do I find the area inside a cardioid?
- How do I find the area inside the cardioid #r=1+costheta#?
- How do I find the length of the cardioid #r=1+costheta#?
- How do I find the length of the cardioid #r=1+sintheta#?
- How do I graph cardioid #r = 2 + 2cosθ#?
- How do I graph cardioid #r = a(1-cosθ)#?
- Solve the following system of equation: #[((1), sqrt(2)x+sqrt(3)y=0),((2), x+y=sqrt(3)-sqrt(2))]#?
- Solve the following system of equations: #(x^2+y^2=29),(xy=-10)# ?
- Solve the following system of equations #[((1) " ", (2x + y + 3z = 12)),((2) " ",(4y – z = -7)),((3) " ",(5x + 8z = 34))]#?