Chapter 6 Polygons

Find the missing angle. Sum of all angles in any Polygons is 180(n-2) where n is the total number of sides in the polygon.

• 75

• 85

• 100

• 45

What is the value of x?

• 4
• 360
• 12
• 6

How many sides does a Hexagon have?

• 6
• 4
• 3
• 9

A polygon with 5 sides is called a(n) _____________.

• pentagon
• hexagon
• septagon
• quadrilateral

How many sides does an Octagon have?

• 4
• 3
• 9
• 8

Find the sum of the interior angles of an octagon. Sum of all angles in any Polygons is 180(n-2) where n is the total number of sides in the polygon.

• 1440

• 800

• 1080

• 8000

Find the measure of ONE interior angle of a regular decagon. Sum of all angles in any Polygons is 180(n-2) where n is the total number of sides in the polygon and [180(n-2)]/n is measure of one angle if equiangular.

• 144

• 1440

• 1800

• 150

The opposite sides of a parallelogram are...

• congruent
• perpendicular
• skew
• supplementary

The opposite angles of a parallelogram are ...

• complementary
• congruent
• supplementary
• perpendicular

In a rhombus, all four sides are congruent.

• True
• False