It depends on the font. Using this font, I count 8 upper case letters:
E F H I M N W Z
and 2 Lower case letters:
w z
In the English alphabet, the uppercase letters that have perpendicular line segments are A, B, D, E, F, H, K, L, T, and Z. This totals to 10 uppercase letters. Each of these letters includes at least one pair of line segments that meet at a right angle.
25 o because sOme of them are perpendicular
I
The letters in the alphabet that have only one pair of parallel lines are "A" and "H." In "A," the two slanted sides are parallel to each other, while in "H," the vertical sides are parallel. These letters are unique in this characteristic compared to others in the alphabet.
In the case of upper case letters in the Roman alphabet, and allowing tine segments of lines that are curved, they are: B, C, D, E, F, G, H, M, N, O, P, Q, R, S, U, Z.
The letter - H
In the upper case Roman alphabet they are: C, I, J, O and S. However, in the case of C, O and S, there are parts of the curved segments which are parallel.
In the English alphabet, the uppercase letters that have perpendicular line segments are A, B, D, E, F, H, K, L, T, and Z. This totals to 10 uppercase letters. Each of these letters includes at least one pair of line segments that meet at a right angle.
25 o because sOme of them are perpendicular
I
Letters that have parallel line segments are H, E, F, M, and N
E
The alphabet has 26 letters. The letter "D" comes after the letter "C".The English alphabet, in order:ABCDEFGHIJKLMNOPQRSTUVWXYZ
The English language alphabet has 26 letters.
W
There are 26 letters in the English alphabet.
The alphabet of Americans is called the English alphabet. It is a Latin alphabet that consists of 26 letters and are the same letters that are found in the ISO basic Latin alphabet.