In general, no. But in special cases it can be.
Some are, some are not. The pentagon can be regular, or not.
they are always symmetical
Something that is symmetrical is the same on both sides
A symmetical line is a line that divides a figure into parts that are equal. Take for example a simple circle. The symmetrical line will cut that circle in half to give two equal pieces. Keep in mind there can be more than one of these lines
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
There are many different types of triangles. A few are a right triangle, obtuse triangle, equilateral triangle, acute triangle and isosceles triangle.
Yes, a scalene triangle can be a triangle.
A triangle can be constructed into any of the given formats.
A scalene triangle, an equilateral triangle, an isosceles triangle and a right-angle triangle, acute-angled triangle, obtuse-angled triangle
acute angled triangle,right angled triangle,obtuse angled triangle,isosceles triangle,equilateral triangle, scalene triangle
A triangle.