Interior Angles of Polygons

What is the formula to find the sum of interior angles in a polygon?

• (n+2) * 180

• (n-1) * 180

• n * 180

• (n-2) * 180

If a polygon has 6 sides, what is the sum of its interior angles?

• The sum of the interior angles of a 6-sided polygon is (6-2) * 180 = 4 * 180 = 720 degrees.

• The sum of the interior angles of a 6-sided polygon is 900 degrees.

• The sum of the interior angles of a 6-sided polygon is 540 degrees.

• The sum of the interior angles of a 6-sided polygon is 360 degrees.

How many sides does a polygon have if the sum of its interior angles is 720 degrees?

• 10

• 9

• 6

• 12

Calculate the sum of interior angles in a polygon with 8 sides.

• The sum of interior angles in a polygon with 8 sides is 1500 degrees.

• The sum of interior angles in a polygon with 8 sides is (8-2) * 180 = 1080 degrees.

• The sum of interior angles in a polygon with 8 sides is 900 degrees.

• The sum of interior angles in a polygon with 8 sides is 720 degrees.

What is the measure of each interior angle in a regular pentagon?

• 120 degrees

• 90 degrees

• 108 degrees

• 135 degrees

If a polygon has 12 sides, what is the measure of each interior angle?

• 150 degrees

• 135 degrees

• 160 degrees

• 120 degrees

What is the formula to find the measure of each interior angle in a regular polygon?

• (n-2) * 180 / 2n

• 2n * 180 / (n-2)

• (n-2) * 180 / n

• n * 180 / (n-2)

Calculate the measure of each interior angle in a regular hexagon.

• Each interior angle in a regular hexagon measures 150 degrees.

• Each interior angle in a regular hexagon measures 100 degrees.

• Each interior angle in a regular hexagon measures 120 degrees.

• Each interior angle in a regular hexagon measures 90 degrees.

If a polygon has 9 sides, what is the measure of each interior angle?

• 120 degrees

• 160 degrees

• 90 degrees

• 140 degrees

What is the relationship between the number of sides in a polygon and the sum of its interior angles?

• The number of sides in a polygon is equal to the sum of its interior angles

• The sum of the interior angles of a polygon is (n+2) * 180

• The relationship is that the sum of the interior angles of a polygon is (n-2) * 180, where n is the number of sides.

• The sum of the interior angles of a polygon is always 360 degrees