Exercise #3: In this problem we will explore a calculation of the difference between the product of a number and a number five larger than it and the product of the number and a number five less than it.

Will this reveal a pattern like the last one?

“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 .