Wiki User
∙ 12y agoTo solve this class of problems, understand that a triangle has 180 degrees in the interior angles. A quadrilateral has 360. Add 180 degrees for each additional side. The equation is d = 180 * (n-2). For a 16 sided figure, d = 180 * 14 = 2520.
Sum of interior angles = (2N - 4) right angles. Here it would be (2 x 16 - 4) right angles = 28 x 90 = 2520 degrees
Wiki User
∙ 12y agoThe interior angles of a 17 sided polygon add up to 2700 degrees
The interior angles of an 11 sided polygon add up to 1620 degrees
The 13 interior angles of a 13 sided polygon add up to 1,980 degrees
The 3 interior angles of a 3 sided polygon which is a triangle add up to 180 degrees.
A 13 sided polygon also called a triskaidecagon or tridecaogn has a total 1980 degrees for its interior angles.
The interior angles of a 17 sided polygon add up to 2700 degrees
The interior angles of an 11 sided polygon add up to 1620 degrees
A 19 sided polygon has interior angles that add up to 3060 degrees.
The sum of the interior angles of a four-sided polygon is 360 degrees.
The interior angles of a fifteen sided polygon amount to 2340 degrees.
The sum of the interior angles of a 12 sided polygon add up to 1800 degrees.
The 3 interior angles of a 3 sided polygon which is a triangle add up to 180 degrees.
The 13 interior angles of a 13 sided polygon add up to 1,980 degrees
A 13 sided polygon also called a triskaidecagon or tridecaogn has a total 1980 degrees for its interior angles.
The interior angles of a 19 sided polygon add up to 3060 degrees
The interior angles of a 20 sided polygon add up to 3240 degrees
the interior angle of a 7 sided regular polygon is 128.57 degrees