supplementary angles.
Sum of interior angles of a triangle total 180 degrees
The sum of the angles in any triangle is 180 degrees.
The sum of all of the angles of a triangle will ALWAYS be 180 degrees.
Interior angles of a triangle have a sum of 180 degrees.
Actually, no. The sum of the exterior angles of a triangle is 360 degrees. The sum of the interior angles of a triangle is 180 degrees.
No, the interior angles of a triangle sum to 180o The interior angles of a quadrilateral sum to 360o.
Yes, the sum of all the three interior angles of a triangle is 180o.
The sum of the interior angles of ANY triangle is 180 degrees.
The sum of the angles in a triangle is 180 degrees.
The sum of the angles of a triangle MUST add up to 180o.
The sum of the angles in ANY triangle (equiangular or not) is 180 degrees.
The sum of the interior angles on an Obtuse Triangle is 1800 . This is true of ALL triangles.