Yes the 3 interior angles of a triangle add up to 180 degrees
The perimeter of a triangle is the sum of its three sides.
It is the perimeter of the triangle.
is the sum of the lengths of the three sides.
The perimeter formula of a triangle is the sum of the lengths of all three sides. Mathematically, it can be expressed as P = a + b + c, where P is the perimeter and a, b, and c are the lengths of the three sides of the triangle.
A triangle with equal sides ia an equilateral triangle, in it all the internal are equal the sum of which is 180 degrees.
A perimeter of a triangle is the sum of all three lengths on the sides.
perimeter
Three sides and three angles having a sum of 1800
A triangle with equal sides ia an equilateral triangle, in it all the internal are equal the sum of which is 180 degrees.
If you have the length of each of the three sides of a triangle, you can find the perimeter of (the distance around) the triangle by adding the length of the sides. Their sum will be the perimeter of this geometric shape.
The sum of the interior angles of any triangle is 180 degrees. The sum of the exterior angles of any triangle is 360 degrees. Concerning the sum of the sides, that depends on the triangle. If it happens to be an equilateral one, then the sum of the sides is three times the length of one side.
For a triangle to exist, the sum of the shorter two sides must be longer than the third side.