There are no angles: the only intersections are of curves.
As a capital letter M it has three angles
It has 3 interior angles
M
Not enough useful information has been given to work out its angles but in general a quadrilateral has 4 sides and its 4 interior angles add up to 360 degrees.
It has 25 sides.
As a capital letter M it has three angles
There is 3 acute angles in the letter M.
It has 3 interior angles
It has three acute and three reflex angles.
There are eight (8) states in the US which have names that start with the letter M.
There is a minor planet called Mannheim, which starts with M, ends with M, and has eight letters.
Mackerel, marlin and minnows are fish. They begin with the letter m.
M
Mortimer
Mockingbird
Maple, Mountain Ash and Mulberry are trees. They begin with the letter M.
Martinez and Mendoza are Hispanic last names. They begin with the letter M.