Calculating Interior and Exterior Angles of Polygons

What is the sum of interior angles in a triangle?

• 540 degrees

• 360 degrees

• 180 degrees

• 720 degrees

Tags

CCSS.8.G.A.5

How many degrees are added to the angle sum each time a new triangle is formed in a polygon?

• 360 degrees

• 270 degrees

• 180 degrees

• 90 degrees

What is the sum of interior angles in a quadrilateral?

• 540 degrees

• 180 degrees

• 360 degrees

• 720 degrees

Using the formula for polygons, what is the sum of interior angles in a hexagon?

• 720 degrees

• 540 degrees

• 1080 degrees

• 900 degrees

If a polygon has 7 sides, how many triangles can be formed within it?

• 4 triangles

• 6 triangles

• 3 triangles

• 5 triangles

What is the sum of interior angles for a pentagon?

• 720 degrees

• 360 degrees

• 540 degrees

• 900 degrees

How would you calculate the missing angle if you know the other angles in a pentagon?

• Add up known angles and subtract from 900

• Add up known angles and subtract from 360

• Add up known angles and subtract from 540

• Add up known angles and subtract from 720

What is the interior angle of a regular hexagon?

• 108 degrees

• 120 degrees

• 130 degrees

• 100 degrees

What is the exterior angle of a regular hexagon?

• 45 degrees

• 30 degrees

• 75 degrees

• 60 degrees

For a regular pentagon, what is the exterior angle?

• 68 degrees

• 70 degrees

• 72 degrees

• 74 degrees