If you have the length of two of the sides and one other angle you can use the law of sines.
equilateral triangle
A triangle having 3 congruent sides is an equilateral triangle
A right(-angled) triangle
It is an acute triangle.
Is called a scalene triangle.
You can't without having incomplete units.
A scalene triangle is a triangle that has three unequal sides.
the same, "kwanzaa" - but note that is completely unknown in France and that nobody would understand the concept without having a look at Wikipedia.
I believe that is called a Scalene triangle.
There is no such thing as a regular isosceles triangle. The only regular triangle is an equilateral triangle. Having said that, any triangle will produce regular tessellation.
Taking a risk involves making a decision or taking an action that has a level of uncertainty or potential negative outcome. It often involves stepping out of your comfort zone and being willing to face the possibility of failure in pursuit of a goal or opportunity.
A triangle with 3 equal sides is called an equilateral triangle.