Polygons Interior Angles and Quadrilaterals

The sum of the exterior angles of a polygon are always ____ degrees.

• 90
• 180
• 360
• depends on the number of sides

Opposite angles of a parallelogram are ____________. 

• Congruent
• Supplementary
• Complementary
• Alternate Interior Angles

The diagonals of a parallelogram always ________. 

• are congruent
• are perpendicular
• bisect each other
• are parallel

If the diagonals of a parallelogram are congruent, then it is a _________.

• triangle
• rectangle
• trapezoid
• rhombus

Which quadrilateral has no parallel sides.

• Square
• Pentagon
• Trapezoid
• Kite

Find the midsegment of a trapezoid given base lengths of 3 and 7.

• 14

• 20

• 5

• 10

Base angles of an isosceles trapezoid are __________.

• Congruent
• Supplementary
• Complementary
• 90^o

A triangle with all sides and angles congruent is called

• scalene

• isosceles

• right

• equilateral

The storage closet is the same shape as a rhombus.

Which sentences about the storage closet are true?

Choose the THREE correct answers.

• The closet has four sides.

• The closet has perpendicular diagonals.

• The closet is all sides congruent.

• The closet has 90 degree corners.

• The closet has congruent diagonals.

A parallelogram is a square.

• Sometimes

• Always

• Never