The term "trigon" is another word for triangle. Related terms are trilateral and deltoid.
There is no such thing as a 'no cornered; triangle. The word 'triangle' means ' three angles' thereby it has three corners. Another word for a triangle, but not generally used is a 'trigon'.
Depending on how you use it, another word for it could be vertex, like in an isosceles triangle, or peak, if used in a pyramid.
Equilateral triangle, regular triangle.
The expanded binomial is another name for Pascal's triangle.
Another name is its correct name: an isosceles triangle.
Altitude is another word for a height of a triangle.
90 degree triangle
A triangle with all equal sides....?
There is no such thing as a 'no cornered; triangle. The word 'triangle' means ' three angles' thereby it has three corners. Another word for a triangle, but not generally used is a 'trigon'.
trio, threesome, triple
angle under 90 degrees
Depending on how you use it, another word for it could be vertex, like in an isosceles triangle, or peak, if used in a pyramid.
Equilateral triangle, regular triangle.
An equilateral triangle can also be called a "regular" triangle
The expanded binomial is another name for Pascal's triangle.
Another name is its correct name: an isosceles triangle.
Triangle comes from the Latin word -- triangulum,