Julie gave Joy as many cents as Joy had. Joy then gave Julie as many cents as Julie had. At this point, each had 12 cents. How much did Julie
have in the beginning?

step-by-step explanation:

this can be solved first with pythagorean theorem, which tells us to square both legs of the triangle and sum it. this will be equal to the square of the hypotenuse.

the hypotenuse is the side "opposite" the 90 degree angle, which is x.

so we can write using pythagorean theorem,

simplifying:

to further simplify this radical, we need to use the property  

thus

you need to upload the picture of the circle.

step-by-step explanation: