It is the triangle's perpendicular altitude
A triangle with a 90 degree angle.
I believe that some cool projects are - Math in Chess Math in Probability Pascal's Triangle Serpinski's Triangle Math in Origami Binary Computer Coding Math in Magic Math in Music These are good topics.
Billion and binomial are math words. Base of a triangle and binary are math words.
If none of the three angles of a triangle is ninety degrees, then it is not a right triangle
equilateral triangle, scalene triangle, and isoceles triangle Also, acute, obtuse, and right
Quite possibly, a triangle.
If you mean the symbol of a triangle, in math and science a triangle stands for change in