X=a/y-b would be the answer for this question
Answer:

Step-by-step explanation:
We have given that melissa used 4 cups of sugar to bake 54 cookies.
That means 1 cup of sugar will be used to bake
by unitary method
We have to find the ratio of cups to the cookies
We are using 1 cup of sugar
And cookies will be 
A+b intercepts an arc of measure (360° -110°) = 250°. That makes the value of a+b equal to 250°/2 = 125°.
Answer:
The answer to your question should be not similar trangles