To make a number pattern, Yuan used the rule "Add 5," with a whole number as the starting point. Which statement must be true about Yuan's list of numbers? Thanks!

I think Each number is a multiple of 5?

“exterior angles of triangles. an exterior (or external) angle is the angle between one side of a triangle and the extension of an adjacent side. try this drag the orange dots on any vertex to reshape the triangle.” look to get to the answer i explained what it means and other things i hope it you .