a 3 side shape.
triagle
Yes
not as important as a square or hexagon trade
A triangle has 3 sides (edges) and three vertices (corners)
they add up to 180 degrees
3 or 2
triagle
None
None, by definition
icoceles,right angle,scalen and equilateral
No
Yes it is
a three sided shape
At = 1/2bh
i think its electromagnetic radition
Yes
a right triangle. lol