Triangle
No because a triangle is a 3 sided polygon
A scalene triangle.
Right Triangle
A triangle has 3 vertices
A triangle that has all equal sides and angles.
A Triangle Has 3 sides No Matter what.
A triangle can have no parallel lines.
A vertex is a corner of a triangle and its plural is vertices
Yes, a triangle can have 2 congruent angles.
then the triangle is not a right trangle and has angles that are not 90 degrees.
An isosceles triangle is a triangle (3-sided, 2-dimensional shape), 2 sides of which are equal in length. Any triangle which is not equalateral