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solmaris [256]
3 years ago
6

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

Mathematics
2 answers:
Rus_ich [418]3 years ago
8 0

Answer:a

Step-by-step explanation:

vovikov84 [41]3 years ago
4 0

Answer:

H

Step-by-step 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°.

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