Polygons

How do you find the sum of the interior angles of a polygon?

• 180(n-2)

• 180

• (180(n-2))/n

• 360

How do you find the sum of the exterior angles of a polygon?

• 180(n-2)

• 180

• (180(n-2))/n

• 360

If the polygon is regular, what is the measure of angle d?

• 72 degrees

• 360 degrees

• 540 degrees

• 108 degrees

If the polygon is regular, what is the measure of angle h?

• 360

• 540

• 72

• 108

A line from the center of a regular polygon at right angles to any of its sides.

• apothem

• radius

• permimeter

• area

REGULAR in Maths means...

• Normal

• Two sides have the same length

• All sides are equal and all angles are equal

• It has right angles

Tags

CCSS.2.G.A.1

What is the name of a 10-sided polygon?

• Dodecagon

• Decagon

• Nonagon

• Ocatgon

Tags

CCSS.2.G.A.1

What is a regular polygon?

• Polygon with all sides congruent

• Polygon with all angles congruent

• Polygon with all sides and angles congruent

• Polygon with no sides or angles congruent

Tags

CCSS.2.G.A.1

How do you find one exterior angle of a regular polygon?

• 360

• 180(n-2)

• 360/n

• ((180(n-2))/n

What is the exterior angle of a 67-agon?

• 5.4

• 11700

• 3.2

• 113