In general, no. But in special cases it can be.
Some are, some are not. The pentagon can be regular, or not.
Something that is symmetrical is the same on both sides
they are always symmetical
any triangle is a triangle
If a triangle is obtuse, the orthocenter of the triangle actually lies outside of the triangle. If the triangle is acute, the orthocenter of the triangle lies on the inside of the triangle
Yes, a scalene triangle can be a triangle.
A triangle can be constructed into any of the given formats.
acute angled triangle,right angled triangle,obtuse angled triangle,isosceles triangle,equilateral triangle, scalene triangle
A scalene triangle, an equilateral triangle, an isosceles triangle and a right-angle triangle, acute-angled triangle, obtuse-angled triangle
a triangle in a triangle
A triangle.
A triangle is the same as a equilateral triangle because a equilateral triangle is a triangle but it is congruent on all sides