An isosceles triangle is a triangle that has two equal sides. The two angels opposite the equal sides are equal angels.
isosceles triangle
yes
yes
A triangle with three or two equal interior angels.
The third angle must be 90 degrees so it's a right-angled triangle
kinds of triangle as to angels
Yes
I do not know about angels but a triangle must have exactly three angles.
A triangle has 3 angles.
It is an equilateral triangle
A triangle cannot have two right angles. Triangles angles should add up to 180. There are three angles. If there are 2 right angles, there would be no third angle, therefore, no triangle. XD