Shape a is congruent to shape because a 180° rotation about the origin and then a translation unit(s) right maps shape a onto it.
shape b is congruent to shape because a 90° clockwise rotation about the origin and then a translation unit(s) left maps shape b onto it.

What is the nth term rule of the linear sequence below? 27 , 25 , 23 , 21 , 19 , . .

Brian, chris, and damien took a math test that had 20 questions. the number of questions brian got right is 14 more than the number of questions chris got right. damien correctly answered 2 less than the number of questions chris answered correctly. if brian and damien have the same score, which statement is true?

Drag the tiles to the boxes to form correct pairs. not all tiles will be used. match each set of vertices with the type of quadrilateral they form