8.7 coordinate proof with quadrilaterals from detwilerr

8.6 identify special quadrilaterals from detwilerr

8.5 use properties of trapezoids and kites from detwilerr

8.4 properties of rhombuses, rectangles, and squares from detwilerr

8.3 show that a quadrilateral is a parallelogram from detwilerr

8.2 use properties of parallelograms from detwilerr

8.1 find angle measures in polygons from detwilerr

7.7 solve right triangles from detwilerr

7.6 apply the sine and cosine ratios from detwilerr

7.5 apply the tangent ratio from detwilerr

7.4 special right triangles from detwilerr

7.3 use similar right triangles from detwilerr

7.2 use the converse of the pythagorean theorem from detwilerr

7.1 apply the pythagorean theorem from detwilerr

6.7 similarity transformations and coordinate geometry from detwilerr

6.6 use proportionality theorems from detwilerr

6.5 prove triangles similar by sss and sas from detwilerr

6.4 prove triangles similar by aa from detwilerr

6.3 use similar polygons from detwilerr

6.2 use proportions to solve geometry problems from detwilerr