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How do you find the sum of the angles in a 20-gon?

Updated: 12/22/2022

Wiki User

∙ 12y ago

Best Answer

The formula is: (20-2)*180 = 3240 degrees which is the total sum of interior angles

Wiki User

∙ 12y ago

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Find the sum of the measures of the angles in a convex heptagon?

The sum of the angles is 900 degrees - and the polygon does not need to be convex.

What is the formula to find the sum of angles in a equiangular triangle?

The sum of the angles in ANY triangle (equiangular or not) is 180 degrees.

Find the angles in a quatrilateral when you know 2 angles?

The sum of all four angles is 360 degrees. Thus, you have insufficient information to know the individual angles; you can only know their sum, which is 360 minus the sum of the other two angles.

How do you find the sum of the measures of the angles in polyons with out using a protractor?

(number of sides - 2)*180 = sum of interior angles

How many ways can you find the sum of measures of the exterior angles of a polygon?

The sum of a regular polygons exterior angles always = 360

Related questions

Find the sum of the measures of the interior angles of a 13gon?

find the sum of the measures of the interior angles of 13-gon.

How do you find the sum of the measure of interior angles?

(number of sides - 2)*180 = total sum of interior angles

Find the sum of the measures of the angles in a convex heptagon?

The sum of the angles is 900 degrees - and the polygon does not need to be convex.

What is the formula to find the sum of angles in a equiangular triangle?

The sum of the angles in ANY triangle (equiangular or not) is 180 degrees.

If you know the sum of the angles of a regular polygon how can you find the measure of one of the congruent angles?

Each interior angle = sum of angles/number of sides

Find the angles in a quatrilateral when you know 2 angles?

The sum of all four angles is 360 degrees. Thus, you have insufficient information to know the individual angles; you can only know their sum, which is 360 minus the sum of the other two angles.

A Find the sum of the interior angles of a regular 20-gon?

The sum of the interior angles add up to 3240 degrees.

How do you find the sum of the measures of the angles in polyons with out using a protractor?

(number of sides - 2)*180 = sum of interior angles

How do find the sum of complementary angles?

By definition, they must sum to 90 degrees.

To find the sum of the interior angles of a regular polygon?

The sum of the interior angles of an n-sided polygon is 180n - 360 degrees.

How many ways can you find the sum of measures of the exterior angles of a polygon?

The sum of a regular polygons exterior angles always = 360

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

There is no single formulaImproved Answer:-(number of sides -2)*180 = number of the sum of interior angles

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