A triangle that is black and white...
The middle. Such as the center of a circle or triangle.
It depends on what you mean by a centre. The most likely answer is a median.
The answer depends on what you mean by "mean of triangle". There is no such geometric term.
If you mean "triangle", a triangle can never have two parallel sides.If you mean "triangle", a triangle can never have two parallel sides.If you mean "triangle", a triangle can never have two parallel sides.If you mean "triangle", a triangle can never have two parallel sides.
A triangle that is black and white...
something that goes at the end of a text
The middle. Such as the center of a circle or triangle.
Triangle or triangle with a vertical line in the center is usually the symbol for the hazard lights
It depends on what you mean by a centre. The most likely answer is a median.
danger
It indicates a slow moving vehicle.
The sign means that the vehicle is slow-moving.
the vehicle cannot travle faster than 25mm
It means do not bleach. If there is just a triangle it means bleach as needed. And if there is a triangle with two lines through it it means bleach as needed (non-chlorine).
If you mean which triangle has at least two lines of symmetry, I can answer your question: an equilateral triangle has three lines of symmetry-- one passing through the center of each side and through the opposite point, perpendicular to the side.
The answer depends on what you mean by "mean of triangle". There is no such geometric term.