Question

I have a question of maths can any one help me out
Take a graph paper and mark the origin "0" at the center
Make x and y axis (lines)
I will give you cordinates (x,y)
X and y will be between -1 and 1
Mark it on that graph paper
Join origin and (x,y)
You will get an angle at the center
Make an equation in which u will get cordinates and tell me the angle

I want that equation make sure that your ans is correct by checking it with negetive number as well​​

Answer 1

Answer:

oh brother sorry pta nhi