The most common shape for a bicycle frame is pretty much triangular. One main triangle with the bottom bracket, fork and seat post at separate corners.
Then there is the rear triangle, with rear Wheel, seat post and bottom bracket at the separate corners.
what does cycling mean
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.
Triangle-ception.
Cycling
up cycling is not related to the sport of cycling. It is like recycling, but to re use the item to create something better/improve on it
cycling.
in a triangle "IRH"
A triangle that is black and white...
You mean... What is a triangle.. if it has no angles?
A triangle.
I assume you mean an equilateral triangle. An equilateral triangle is a triangle with all three sides the same length (and therefore all three angles the same as well).