HELP After a 30% discount, the sale price of a hat is $17.50.
What was the original price of the hat?

22.75

I did some work to try and find this answer sorry if it is wrong I tried.

“ a line segment that has the endpoints on the circle and passes through the midpoint is called the diameter. the diameter is twice the size of the radius. a line segment that has its endpoints on the circular border but does not pass through the midpoint is called a chord. a circle is the same as 360 small circle up the number 0 . i hope this .