The solution would be like this for this specific problem:
r = 2sinθ
r² = 2rsinθ
x² + y²= 2y
x² + y² − 2y = 0
x² + (y − 1)2 = 1 I am hoping that this answer has satisfied your query and it will be able to help you in your endeavor, and if you would like, feel free to ask another question.