Exploring Angles and Sides of Polygons

How many diagonals does a quadrilateral have?

• 2

• 1

• 0

• 4

How many diagonals are in a hexagon?

• 9

• 6

• 5

• 10

What is the name of a 10-sided polygon?

• Octagon

• Dodecagon

• Nonagon

• Decagon

Tags

CCSS.2.G.A.1

What is the correct name for a seven-sided polygon?

• Nonagon

• Septagon

• Hexagon

• Heptagon

Tags

CCSS.2.G.A.1

What is the sum of interior angles of a pentagon?

• 540 degrees

• 360 degrees

• 720 degrees

• 180 degrees

Using the interior angle sum theorem, what is the sum of interior angles for a quadrilateral?

• 360 degrees

• 720 degrees

• 540 degrees

• 180 degrees

If each interior angle of a polygon is 150 degrees, how many sides does the polygon have?

• 12

• 15

• 10

• 8

If a polygon's interior angle is 135 degrees, how many sides does it have?

• 8

• 7

• 10

• 12

What is the sum of exterior angles of any polygon?

• 360 degrees

• 180 degrees

• 720 degrees

• 540 degrees

What is the exterior angle of a regular pentagon?

• 72 degrees

• 75 degrees

• 70 degrees

• 68 degrees