ab+bc+ca
Sum the areas of all four faces.
The sum of all of the angles of a triangle will ALWAYS be 180 degrees.
This is an impossible triangle as the sum of all three angles in a triangle sum to 180o
The sum of all inner angles within a triangle is 180 degrees.
The sum of all angles in any type of triangle equals 180'
The answer is no. A square pyramid can not have all triangle faces because the base of this particular pyramid would be a square.
It is the perimeter of the triangle.
Yes, the sum of all the three interior angles of a triangle is 180o.
The sum of all angles in any triangle equals 180 degrees.
The sum of the interior angles on an Obtuse Triangle is 1800 . This is true of ALL triangles.
What is the sum of a triangle?
The base will be a square, all the rest of the faces are triangles.