Convert each of the following equations from polar form to rectangular form. help pls.

Question

Convert each of the following equations from polar form to rectangular form.

a.) 𝑟^2 =4

b.) 𝑟=6sin𝜃

Hello! I need assistance with these two questions, please!

Answer 1

a) r=√(x²+y²)

r²=4

x²+y²=4

b) r = 6sin(θ)

y=rsin(θ) --> sin(θ) = y/r

r = 6y/r

r²=6y

r=√(x²+y²)

x²+y²-6y = 0