If UW =9x-9, what is UW in units

How many sides does a regular polygon have if each exterior angle measure is 45 degrees explain your answer, i really don't understand this.

How do i take any fraction and make it into a decimal or percentage?

❤️ (geometry) does the construction demonstrate how to copy an angle correctly using technology a) yes; the distance between points a and f was used to create circle h b) yes; the distance between points f and g was used to create circle h c)no; the distance between points a and f was used to create circle h d) no; the distance between points f and g was used to create circle h