A.

1. It is a closed figure with straight sides.

2. Each of its angle bisectors lies on a line of symmetry.

3. Each of its angle bisectors contains a diagonal.

4. It has eight exterior angles.

5. It has a pair of complementary angles.

B.

1. It is a closed figure with straight sides.

2. It has no parallel sides.

3. It has no diagonals.

4. It has no obtuse angles.

5. It has a pair of complementary angles.

6. The length of its longest side is twice the length of its shortest side.

C.

1. It is a closed figure with straight sides.

2. It has six pairs of angles.

3. It diagonals have length 13w.

4. Its consecutive angles are supplementary.

5. Its area is 60w^2.

6. Its opposite angles are supplementary.

7. Its opposite sides are parallel.

D.

1. It is a closed figure with straight sides.

2. All of its exterior angles are congruent.

3. It has eight exterior angles.

4. Each of its angle bisectors lie on a line of symmetry.