Exploring Interior and Exterior Angles of Polygons

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

• 540 degrees

• 360 degrees

• 720 degrees

• 180 degrees

Tags

CCSS.8.G.A.5

Using the formula for interior angles, what would be the sum for a hexagon?

• 720 degrees

• 360 degrees

• 900 degrees

• 1080 degrees

What is the sum of the interior angles of a regular pentagon?

• 180 degrees

• 720 degrees

• 360 degrees

• 540 degrees

If a polygon has 8 sides, what is the sum of its interior angles?

• 1080 degrees

• 1440 degrees

• 1260 degrees

• 720 degrees

How do you find the value of an unknown angle in a polygon using its sides?

• None of the above

• Divide the number of sides by 180

• Add up known angles and subtract from total

• Multiply the number of sides by 180

What is the sum of exterior angles for any polygon?

• 360 degrees

• 720 degrees

• 180 degrees

• 540 degrees

How would you calculate the measure of one exterior angle of a regular octagon?

• 40 degrees

• 60 degrees

• 50 degrees

• 45 degrees

What is the relationship between interior and exterior angles in polygons?

• Identical

• Supplementary

• None

• Complementary

If a regular polygon's exterior angle is 30 degrees, how many sides does it have?

• 10 sides

• 12 sides

• 6 sides

• 8 sides

If the exterior angle of a regular polygon is 20 degrees, how many sides does it have?

• 18 sides

• 16 sides

• 12 sides

• 14 sides