All counting numbers. In fact the second number in each row forms the sequence 1,2,3,4,...
don`t know figure it out
It depends on what kind of triangle.
Any kind of triangle can be made in a rectangle.
if the triangle was an equilateral triangle, you would have been able to just multiply 45 with 3... but if the triangle was some other kind of triangle, you would have to know the other sides
The kind of triangle with two sides the same length is an isosceles triangle.
a scalene triangle
The Penrose triangle.
right angle triangle
45 degrees is an angle, not a triangle.A triangle containing an angle of 45 degrees can be any kind of triangle except an equilateral triangle.
It doesn't ever fall outside of a triangle.
Either a scalene triangle or an isosceles triangle.
An equilateral triangle.