Which letter in the word HAPPY has an order 2 rotational symmetry?

Question

asked Apr 22, 2021 13.0k views

2 Answers

Pkubik · Answer 1 · 2021-04-27T22:37:50+0000

Answer:

H

Explanation:

Here only letter H maps onto itself 2 times in a rotation of 360°i.e.one at angle 180° and one at angle 360°.