Geometry Chapter 6 Review 1

What is the sum of the interior angles of a hexagon?

• 8

• 9

• 10

• 12

What is the measure of each exterior angle of a regular decagon?

If a polygon has 12 sides, what is the sum of its interior angles?

Which of the following statements is always true for a parallelogram?

• All angles are right angles.

• Opposite sides are congruent.

• Diagonals are congruent.

• All sides are congruent.

Which property is true for all parallelograms?

• Diagonals bisect each other.

• Diagonals are perpendicular.

• All sides are equal.

• All angles are equal.

Which of the following is NOT a property of a parallelogram?

• Opposite angles are congruent.

• Diagonals bisect each other.

• Diagonals are always equal.

• Opposite sides are parallel.

Which of the following is a property unique to rectangles among parallelograms?

• Opposite sides are parallel.

• Diagonals are congruent.

• Opposite angles are congruent.

• Diagonals bisect each other.

Which property is true for all rhombuses?

• All angles are right angles.

• Diagonals are congruent.

• Diagonals are perpendicular.

• Opposite sides are not equal.